diff --git a/src/frontend/app/administration/connection/connection.component.ts b/src/frontend/app/administration/connection/connection.component.ts
index d70a1ec3408c62af83c9328cead53ae54fa1e966..48fdff5fbe587bf6ea4d80a282ce95e65621d5ae 100644
--- a/src/frontend/app/administration/connection/connection.component.ts
+++ b/src/frontend/app/administration/connection/connection.component.ts
@@ -7,6 +7,7 @@ import { ActivatedRoute, Router } from '@angular/router';
 import { TranslateService } from '@ngx-translate/core';
 import { finalize } from 'rxjs/operators';
 import { ConfirmComponent } from '../../plugins/confirm.component';
+import { AuthService } from '../../service/auth.service';
 
 
 export interface Privilege {
@@ -41,7 +42,7 @@ export class ConnectionComponent implements OnInit {
 
     currentConnection: Connection;
 
-    constructor(public http: HttpClient, private translate: TranslateService, private route: ActivatedRoute, private router: Router, public signaturesService: SignaturesContentService, public notificationService: NotificationService, public dialog: MatDialog) {
+    constructor(public http: HttpClient, private translate: TranslateService, private route: ActivatedRoute, private router: Router, public signaturesService: SignaturesContentService, public notificationService: NotificationService, public dialog: MatDialog, public authService: AuthService) {
     }
 
     ngOnInit(): void {
@@ -82,7 +83,7 @@ export class ConnectionComponent implements OnInit {
                     )
                     .subscribe({
                         next: () => {
-                            this.signaturesService.authMode = connection.id;
+                            this.authService.authMode = connection.id;
                             this.currentConnection = connection;
                             this.notificationService.success('lang.connectionModeUpdated');
                         },
diff --git a/src/frontend/app/administration/connection/ldap/ldap-list.component.html b/src/frontend/app/administration/connection/ldap/ldap-list.component.html
index 09ca667b8d739db7a1709c218718a3e29c32bcd7..85b43821bd7545bae1ef1849e24509b82b122b85 100644
--- a/src/frontend/app/administration/connection/ldap/ldap-list.component.html
+++ b/src/frontend/app/administration/connection/ldap/ldap-list.component.html
@@ -32,7 +32,7 @@
             </mat-form-field>
           </mat-header-cell>
           <mat-cell *matCellDef="let element" style="justify-content: flex-end;">
-            <button mat-icon-button color="warn" [disabled]="dataSource.data.length === 1 && signaturesService.authMode === 'ldap'" (click)="$event.stopPropagation();delete(element)">
+            <button mat-icon-button color="warn" [disabled]="dataSource.data.length === 1 && authService.authMode === 'ldap'" (click)="$event.stopPropagation();delete(element)">
               <mat-icon class="fa fa-trash-alt fa-2x"></mat-icon>
             </button>
           </mat-cell>
diff --git a/src/frontend/app/administration/connection/ldap/ldap-list.component.ts b/src/frontend/app/administration/connection/ldap/ldap-list.component.ts
index f994aa483eaff9211c95c98be7663dfab70403cc..880293feef9824f90307ec885330e4666451a1e8 100644
--- a/src/frontend/app/administration/connection/ldap/ldap-list.component.ts
+++ b/src/frontend/app/administration/connection/ldap/ldap-list.component.ts
@@ -7,6 +7,7 @@ import { ConfirmComponent } from '../../../plugins/confirm.component';
 import { TranslateService } from '@ngx-translate/core';
 import { map, tap, finalize } from 'rxjs/operators';
 import { LatinisePipe } from 'ngx-pipes';
+import { AuthService } from '../../../service/auth.service';
 
 
 export interface Ldap {
@@ -30,7 +31,7 @@ export class LdapListComponent implements OnInit {
     @ViewChild(MatPaginator) paginator: MatPaginator;
     @ViewChild(MatSort) sort: MatSort;
 
-    constructor(public http: HttpClient, private translate: TranslateService, private latinisePipe: LatinisePipe, public dialog: MatDialog, public signaturesService: SignaturesContentService, public notificationService: NotificationService) {
+    constructor(public http: HttpClient, private translate: TranslateService, private latinisePipe: LatinisePipe, public dialog: MatDialog, public signaturesService: SignaturesContentService, public notificationService: NotificationService, public authService: AuthService) {
 
         this.displayedColumns = ['label', 'actions'];
 
diff --git a/src/frontend/app/administration/connection/ldap/ldap.component.html b/src/frontend/app/administration/connection/ldap/ldap.component.html
index 38d3873a00a6b32861120e3503cf6f8f3e276d2e..43f36348c7809509585ce7f0222aff694f498b3b 100644
--- a/src/frontend/app/administration/connection/ldap/ldap.component.html
+++ b/src/frontend/app/administration/connection/ldap/ldap.component.html
@@ -53,7 +53,7 @@
                     <button mat-stroked-button type="submit" class="btn blue"
                             [disabled]="!adminForm.form.valid || !canValidate()">{{'lang.validate' | translate}}</button>
                     <button mat-stroked-button type="button" class="btn" (click)="cancel()">{{'lang.cancel' | translate}}</button>
-                    <button mat-stroked-button type="button" *ngIf="!creationMode" [disabled]="signaturesService.authMode==='ldap' && ldap.count === 1" class="btn red"
+                    <button mat-stroked-button type="button" *ngIf="!creationMode" [disabled]="authService.authMode==='ldap' && ldap.count === 1" class="btn red"
                             (click)="delete()">{{'lang.delete' | translate}}</button>
                 </div>
             </form>
diff --git a/src/frontend/app/administration/connection/ldap/ldap.component.ts b/src/frontend/app/administration/connection/ldap/ldap.component.ts
index dbb711f0aba9b15a66c8f8eef719af84955442c4..bc59c796d5f0ffd5d10d74088298c401c9a73383 100644
--- a/src/frontend/app/administration/connection/ldap/ldap.component.ts
+++ b/src/frontend/app/administration/connection/ldap/ldap.component.ts
@@ -7,6 +7,7 @@ import { map, finalize } from 'rxjs/operators';
 import { ActivatedRoute, Router } from '@angular/router';
 import { ConfirmComponent } from '../../../plugins/confirm.component';
 import { TranslateService } from '@ngx-translate/core';
+import { AuthService } from '../../../service/auth.service';
 
 
 export interface Ldap {
@@ -45,11 +46,11 @@ export class LdapComponent implements OnInit {
     // tslint:disable-next-line:no-input-rename
     @ViewChild('snavRight') snavRight: MatSidenav;
 
-    constructor(public http: HttpClient, private translate: TranslateService, private route: ActivatedRoute, private router: Router, public signaturesService: SignaturesContentService, public notificationService: NotificationService, public dialog: MatDialog) {
+    constructor(public http: HttpClient, private translate: TranslateService, private route: ActivatedRoute, private router: Router, public signaturesService: SignaturesContentService, public notificationService: NotificationService, public dialog: MatDialog, public authService: AuthService) {
     }
 
     ngOnInit(): void {
-        this.ldapTest.login = this.signaturesService.userLogged.login;
+        this.ldapTest.login = this.authService.user.login;
 
         this.route.params.subscribe((params: any) => {
             if (params['id'] === undefined) {
diff --git a/src/frontend/app/administration/group/group.component.ts b/src/frontend/app/administration/group/group.component.ts
index ecedb6cd290fe7d7b1960979d6db93321fe631e0..b36bd1e511035438c6a47a8bf23b1ffe293ac2ba 100644
--- a/src/frontend/app/administration/group/group.component.ts
+++ b/src/frontend/app/administration/group/group.component.ts
@@ -9,6 +9,7 @@ import { ConfirmComponent } from '../../plugins/confirm.component';
 import { TranslateService } from '@ngx-translate/core';
 import { FormControl } from '@angular/forms';
 import { Observable } from 'rxjs';
+import { AuthService } from '../../service/auth.service';
 
 
 export interface Group {
@@ -39,7 +40,7 @@ export class GroupComponent implements OnInit {
     @ViewChild(MatPaginator) paginator: MatPaginator;
     @ViewChild(MatSort) sort: MatSort;
 
-    constructor(public http: HttpClient, private translate: TranslateService, private route: ActivatedRoute, private router: Router, public signaturesService: SignaturesContentService, public notificationService: NotificationService, public dialog: MatDialog) {
+    constructor(public http: HttpClient, private translate: TranslateService, private route: ActivatedRoute, private router: Router, public signaturesService: SignaturesContentService, public notificationService: NotificationService, public dialog: MatDialog, public authService: AuthService) {
         this.displayedColumns = ['firstname', 'lastname', 'actions'];
         this.group = {
             id: '',
@@ -122,7 +123,7 @@ export class GroupComponent implements OnInit {
     }
 
     unlinkUser(userToDelete: any) {
-        if (userToDelete.id === this.signaturesService.userLogged.id) {
+        if (userToDelete.id === this.authService.user.id) {
             const dialogRef = this.dialog.open(ConfirmComponent, { autoFocus: false, data: { mode: 'warning', title: 'lang.confirmMsg', msg: 'lang.groupWarnMsg' } });
 
             dialogRef.afterClosed().subscribe(result => {
diff --git a/src/frontend/app/administration/home/administration.component.html b/src/frontend/app/administration/home/administration.component.html
index 329a09c89d355ec9cbb3f97e139929cd1f4b84d3..47058828e209cd480f861b67c11829d5e416730f 100644
--- a/src/frontend/app/administration/home/administration.component.html
+++ b/src/frontend/app/administration/home/administration.component.html
@@ -10,7 +10,7 @@
       </button> {{'lang.administration' | translate}}
     </header>
     <div class="container">
-        <div class="admin-item" *ngFor="let privilege of signaturesService.userLogged.administrativePrivileges">
+        <div class="admin-item" *ngFor="let privilege of authService.user.administrativePrivileges">
             <button mat-stroked-button color="primary" [routerLink]="privilege.route">
               <mat-icon color="primary" [class]="privilege.icon"></mat-icon>
               <span>{{'lang.' + privilege.id | translate}}</span>
diff --git a/src/frontend/app/administration/home/administration.component.ts b/src/frontend/app/administration/home/administration.component.ts
index 7fd051fa33b18c77be015e48c2aa067d31c64721..ee74abcba5bbcd9f4f1fb2e7f2fa006fc7283949 100644
--- a/src/frontend/app/administration/home/administration.component.ts
+++ b/src/frontend/app/administration/home/administration.component.ts
@@ -1,5 +1,6 @@
 import { Component, OnInit } from '@angular/core';
 import { SignaturesContentService } from '../../service/signatures.service';
+import { AuthService } from '../../service/auth.service';
 
 export interface Privilege {
     id: string;
@@ -15,7 +16,7 @@ export interface Privilege {
 
 export class AdministrationComponent implements OnInit {
 
-    constructor(public signaturesService: SignaturesContentService) { }
+    constructor(public signaturesService: SignaturesContentService, public authService: AuthService) { }
 
     ngOnInit(): void { }
 }
diff --git a/src/frontend/app/administration/sendmail/sendmail.component.ts b/src/frontend/app/administration/sendmail/sendmail.component.ts
index b851df86a0217ef86be0b2b366ae2d945e3f6ef4..19ced2d721c3d3300d7dd74c741976f6c018ea77 100644
--- a/src/frontend/app/administration/sendmail/sendmail.component.ts
+++ b/src/frontend/app/administration/sendmail/sendmail.component.ts
@@ -6,6 +6,7 @@ import { MatDialog } from '@angular/material';
 import { map, finalize } from 'rxjs/operators';
 import { ActivatedRoute, Router } from '@angular/router';
 import { TranslateService } from '@ngx-translate/core';
+import { AuthService } from '../../service/auth.service';
 
 
 export interface Sendmail {
@@ -80,7 +81,7 @@ export class SendmailComponent implements OnInit {
         }
     ];
 
-    constructor(public http: HttpClient, private translate: TranslateService, private route: ActivatedRoute, private router: Router, public signaturesService: SignaturesContentService, public notificationService: NotificationService, public dialog: MatDialog) {
+    constructor(public http: HttpClient, private translate: TranslateService, private route: ActivatedRoute, private router: Router, public signaturesService: SignaturesContentService, public notificationService: NotificationService, public dialog: MatDialog, public authService: AuthService) {
     }
 
     ngOnInit(): void {
@@ -124,7 +125,7 @@ export class SendmailComponent implements OnInit {
     }
 
     initEmailSend() {
-        this.profileInfo = JSON.parse(JSON.stringify(this.signaturesService.userLogged));
+        this.profileInfo = JSON.parse(JSON.stringify(this.authService.user));
         this.recipientTest = this.profileInfo.email;
     }
 
diff --git a/src/frontend/app/administration/user/user.component.ts b/src/frontend/app/administration/user/user.component.ts
index efd50a0a24a84f250585bc9bd63e75d7a6d14684..85d64c3a67d6c4f7295f606c0ece778aaa36819a 100644
--- a/src/frontend/app/administration/user/user.component.ts
+++ b/src/frontend/app/administration/user/user.component.ts
@@ -125,10 +125,10 @@ export class UserComponent implements OnInit {
             )
             .subscribe({
                 next: () => {
-                    if (this.signaturesService.userLogged.id === this.user.id) {
-                        this.signaturesService.userLogged.firstname = this.user.firstname;
-                        this.signaturesService.userLogged.lastname = this.user.lastname;
-                        this.signaturesService.userLogged.email = this.user.email;
+                    if (this.authService.user.id === this.user.id) {
+                        this.authService.user.firstname = this.user.firstname;
+                        this.authService.user.lastname = this.user.lastname;
+                        this.authService.user.email = this.user.email;
                     }
                     if (this.passwordRest.newPassword !== '') {
                         this.updateRestUser();
diff --git a/src/frontend/app/administration/user/users-list.component.html b/src/frontend/app/administration/user/users-list.component.html
index 43f1e9a31072e925a41faca69a5ebf03812ee07f..52e9db7294953feafc8a922b09ea45e517dd5ee0 100644
--- a/src/frontend/app/administration/user/users-list.component.html
+++ b/src/frontend/app/administration/user/users-list.component.html
@@ -40,7 +40,7 @@
             </mat-form-field>
           </mat-header-cell>
           <mat-cell *matCellDef="let element" style="justify-content: flex-end;">
-            <button mat-icon-button color="warn" [disabled]="element.id === signaturesService.userLogged.id" (click)="$event.stopPropagation();delete(element)">
+            <button mat-icon-button color="warn" [disabled]="element.id === authService.user.id" (click)="$event.stopPropagation();delete(element)">
               <mat-icon class="fa fa-trash-alt fa-2x"></mat-icon>
             </button>
           </mat-cell>
diff --git a/src/frontend/app/administration/user/users-list.component.ts b/src/frontend/app/administration/user/users-list.component.ts
index 9004f241d454fc2662e9705d2ef8370a6a389b46..b63def4372b454411727d2df7040dd9cd53f17b9 100644
--- a/src/frontend/app/administration/user/users-list.component.ts
+++ b/src/frontend/app/administration/user/users-list.component.ts
@@ -7,6 +7,7 @@ import { ConfirmComponent } from '../../plugins/confirm.component';
 import { TranslateService } from '@ngx-translate/core';
 import { map, tap, finalize } from 'rxjs/operators';
 import { LatinisePipe } from 'ngx-pipes';
+import { AuthService } from '../../service/auth.service';
 
 
 export interface User {
@@ -34,7 +35,7 @@ export class UsersListComponent implements OnInit {
     @ViewChild(MatPaginator) paginator: MatPaginator;
     @ViewChild(MatSort) sort: MatSort;
 
-    constructor(public http: HttpClient, private translate: TranslateService, private latinisePipe: LatinisePipe, public dialog: MatDialog, public signaturesService: SignaturesContentService, public notificationService: NotificationService) {
+    constructor(public http: HttpClient, private translate: TranslateService, private latinisePipe: LatinisePipe, public dialog: MatDialog, public signaturesService: SignaturesContentService, public notificationService: NotificationService, public authService: AuthService) {
         if (this.signaturesService.smartphoneMode) {
             this.displayedColumns = ['firstname', 'lastname', 'actions'];
         } else {
diff --git a/src/frontend/app/app.component.ts b/src/frontend/app/app.component.ts
index 95dda02c06fc0ec4496f521ae231366955e19aa5..fe96ea882737e3af5fdcc4ae4f0d3ed69f0d30ac 100755
--- a/src/frontend/app/app.component.ts
+++ b/src/frontend/app/app.component.ts
@@ -7,6 +7,7 @@ import { DomSanitizer } from '@angular/platform-browser';
 import { TranslateService } from '@ngx-translate/core';
 import { MatDialog, MatIconRegistry } from '@angular/material';
 import { AlertComponent } from './plugins/alert.component';
+import { AuthService } from './service/auth.service';
 
 @Component({
   selector: 'app-root',
@@ -17,14 +18,14 @@ import { AlertComponent } from './plugins/alert.component';
 
 export class AppComponent {
 
-  constructor(private translate: TranslateService, public http: HttpClient, public signaturesService: SignaturesContentService, public sanitizer: DomSanitizer, private cookieService: CookieService, public notificationService: NotificationService, public dialog: MatDialog, iconReg: MatIconRegistry) {
+  constructor(private translate: TranslateService, public http: HttpClient, public signaturesService: SignaturesContentService, public sanitizer: DomSanitizer, private cookieService: CookieService, public notificationService: NotificationService, public dialog: MatDialog, iconReg: MatIconRegistry, public authService: AuthService) {
     iconReg.addSvgIcon('maarchLogo', sanitizer.bypassSecurityTrustResourceUrl('../src/frontend/assets/logo_white.svg'));
 
     this.http.get('../rest/authenticationInformations')
       .subscribe((data: any) => {
-        this.signaturesService.authMode = data.connection;
-        this.signaturesService.changeKey = data.changeKey;
-        if (this.signaturesService.changeKey) {
+        this.authService.authMode = data.connection;
+        this.authService.changeKey = data.changeKey;
+        if (this.authService.changeKey) {
           this.dialog.open(AlertComponent, { autoFocus: false, disableClose: true, data: { mode: 'warning', title: 'lang.warnPrivateKeyTitle', msg: 'lang.warnPrivateKey' } });
         }
       });
diff --git a/src/frontend/app/document/document.component.html b/src/frontend/app/document/document.component.html
index 2743a18d76fab864c61d4a8d18f66ff288551895..6723a97dbdd9e4ae65cb98e3870c5dd8a9869b8f 100755
--- a/src/frontend/app/document/document.component.html
+++ b/src/frontend/app/document/document.component.html
@@ -76,14 +76,14 @@
       <div class="page-info-page">{{'lang.page' | translate}} {{ pageNum }} / {{ totalPages }}</div>
     </section>
     <footer class="footer"
-      *ngIf="!this.signaturesService.annotationMode && !freezeSidenavClose && currentDoc === 0 && signaturesService.userLogged.substitute === null"
+      *ngIf="!this.signaturesService.annotationMode && !freezeSidenavClose && currentDoc === 0 && authService.user.substitute === null"
       [@slideUp]>
       <ng-container *ngFor="let action of actionsList;">
         <button [style.color]="action.color" [style.borderColor]="action.color" class="btn"
           (click)="launchEvent(action)"><i class="{{action.logo}} fa-2x"></i>{{action.label | translate}}</button>
       </ng-container>
     </footer>
-    <footer class="footer substutionModal" *ngIf="!freezeSidenavClose && currentDoc === 0 && signaturesService.userLogged.substitute !== null" [@slideUp]>
+    <footer class="footer substutionModal" *ngIf="!freezeSidenavClose && currentDoc === 0 && authService.user.substitute !== null" [@slideUp]>
       <div class="msgModal">
         {{'lang.substitutionInfo' | translate}}
       </div>
diff --git a/src/frontend/app/document/document.component.ts b/src/frontend/app/document/document.component.ts
index 12b925665d1fbe8fe84b6cf6d9c74fda8ec778b5..35eb414c44a368f72a96786c84f3fa382b1d026a 100755
--- a/src/frontend/app/document/document.component.ts
+++ b/src/frontend/app/document/document.component.ts
@@ -16,6 +16,7 @@ import { SuccessInfoValidBottomSheetComponent } from '../modal/success-info-vali
 import { TranslateService } from '@ngx-translate/core';
 import { CdkDragEnd, DragRef, CdkDrag } from '@angular/cdk/drag-drop';
 import { DocumentListComponent } from './document-list/document-list.component';
+import { AuthService } from '../service/auth.service';
 
 
 @Component({
@@ -141,7 +142,7 @@ export class DocumentComponent implements OnInit {
         public signaturesService: SignaturesContentService,
         public notificationService: NotificationService,
         private cookieService: CookieService,
-        private sanitizer: DomSanitizer, public dialog: MatDialog, private bottomSheet: MatBottomSheet) {
+        private sanitizer: DomSanitizer, public dialog: MatDialog, private bottomSheet: MatBottomSheet, public authService: AuthService) {
         this.draggable = false;
     }
 
@@ -165,7 +166,7 @@ export class DocumentComponent implements OnInit {
 
                         const realUserWorkflow = this.mainDocument.workflow.filter((line: { current: boolean; }) => line.current === true)[0];
 
-                        if (realUserWorkflow.userId !== this.signaturesService.userLogged.id) {
+                        if (realUserWorkflow.userId !== this.authService.user.id) {
                             this.http.get('../rest/users/' + realUserWorkflow.userId + '/signatures')
                                 .subscribe((dataSign: any) => {
                                     this.signaturesService.signaturesListSubstituted = dataSign.signatures;
@@ -320,7 +321,7 @@ export class DocumentComponent implements OnInit {
 
     addAnnotation(e: any) {
 
-        if (!this.signaturesService.annotationMode && this.currentDoc === 0 && this.signaturesService.userLogged.substitute === null) {
+        if (!this.signaturesService.annotationMode && this.currentDoc === 0 && this.authService.user.substitute === null) {
 
             this.backToDetails();
 
@@ -506,12 +507,12 @@ export class DocumentComponent implements OnInit {
         const r = confirm(this.translate.instant('lang.deleteSubstitution') + ' ?');
 
         if (r) {
-            const userUpdated = this.signaturesService.userLogged;
+            const userUpdated = this.authService.user;
             userUpdated.substitute = null;
 
-            this.http.put('../rest/users/' + this.signaturesService.userLogged.id, userUpdated)
+            this.http.put('../rest/users/' + this.authService.user.id, userUpdated)
             .subscribe(() => {
-                this.signaturesService.userLogged = userUpdated;
+                this.authService.user = userUpdated;
                 this.notificationService.success('lang.substitutionDeleted');
             });
         }
diff --git a/src/frontend/app/document/visa-workflow/visa-workflow.component.html b/src/frontend/app/document/visa-workflow/visa-workflow.component.html
index a514cb46ffb9eea2a104598655b59aa7fffab134..4f1fc54aecbf65f3c03752afe6f7dc59c50fd87c 100644
--- a/src/frontend/app/document/visa-workflow/visa-workflow.component.html
+++ b/src/frontend/app/document/visa-workflow/visa-workflow.component.html
@@ -16,7 +16,7 @@
                 <div *ngIf="diffusion.userPicture === undefined && diffusion.userDisplay !== ''" mat-list-icon class="avatar">
                     <mat-spinner diameter="50"></mat-spinner>
                 </div>
-                <p class="userSubstitute" mat-line *ngIf="diffusion.current && diffusion.userId !== signaturesService.userLogged.id">
+                <p class="userSubstitute" mat-line *ngIf="diffusion.current && diffusion.userId !== authService.user.id">
                     {{'lang.substituteMsg' | translate}}
                 </p>
                 <h4 mat-line *ngIf="diffusion.userDisplay != ''" class="userDisplay primary">
diff --git a/src/frontend/app/document/visa-workflow/visa-workflow.component.ts b/src/frontend/app/document/visa-workflow/visa-workflow.component.ts
index 8023cbbff631b6f6b3bd618028a33fffe17ad011..fc524a1bf0d55fed8b7588001411c44f37720c07 100644
--- a/src/frontend/app/document/visa-workflow/visa-workflow.component.ts
+++ b/src/frontend/app/document/visa-workflow/visa-workflow.component.ts
@@ -2,6 +2,7 @@ import { Component, Input, OnInit } from '@angular/core';
 import { MatSidenav } from '@angular/material';
 import { SignaturesContentService } from '../../service/signatures.service';
 import { HttpClient } from '@angular/common/http';
+import { AuthService } from '../../service/auth.service';
 
 @Component({
     selector: 'app-visa-workflow',
@@ -18,7 +19,7 @@ export class VisaWorkflowComponent implements OnInit {
     // tslint:disable-next-line:no-input-rename
     @Input('snavRightComponent') snavRightComponent: MatSidenav;
 
-    constructor(public http: HttpClient, public signaturesService: SignaturesContentService) { }
+    constructor(public http: HttpClient, public signaturesService: SignaturesContentService, public authService: AuthService) { }
 
     ngOnInit(): void {
         console.log(this.visaWorkflow);
diff --git a/src/frontend/app/documentNotePad/document-note-pad.component.ts b/src/frontend/app/documentNotePad/document-note-pad.component.ts
index 77cacdb6e62c80c734d8b8f6344a981d3cf8a8a3..d08250387fb57968250f756a4ae935defaeb2c56 100644
--- a/src/frontend/app/documentNotePad/document-note-pad.component.ts
+++ b/src/frontend/app/documentNotePad/document-note-pad.component.ts
@@ -3,6 +3,7 @@ import { SignaturesContentService } from '../service/signatures.service';
 import { NotificationService } from '../service/notification.service';
 import { DomSanitizer } from '@angular/platform-browser';
 import { TranslateService } from '@ngx-translate/core';
+import { AuthService } from '../service/auth.service';
 
 @Component({
     selector: 'app-document-note-pad',
@@ -16,15 +17,15 @@ export class DocumentNotePadComponent implements OnInit {
     @Output() triggerEvent = new EventEmitter<string>();
     @ViewChild('canvas') canvas: ElementRef;
 
-    constructor(private translate: TranslateService, private sanitizer: DomSanitizer, public signaturesService: SignaturesContentService, public notificationService: NotificationService) { }
+    constructor(private translate: TranslateService, private sanitizer: DomSanitizer, public signaturesService: SignaturesContentService, public notificationService: NotificationService, public authService: AuthService) { }
 
     ngOnInit(): void { }
 
     initPad() {
         setTimeout(() => {
             ($('#myCanvas') as any).sign({
-                mode: this.signaturesService.userLogged.preferences.writingMode, // direct or stylus
-                lineWidth: this.signaturesService.userLogged.preferences.writingSize,
+                mode: this.authService.user.preferences.writingMode, // direct or stylus
+                lineWidth: this.authService.user.preferences.writingSize,
                 changeColor: $('.radio'),
                 undo: $('.undo'),
                 height: this.signaturesService.workingAreaHeight * 2,
@@ -33,7 +34,7 @@ export class DocumentNotePadComponent implements OnInit {
                 fixWidth: this.signaturesService.x,
                 mobileMode: this.signaturesService.mobileMode
             });
-            $('input[value=\'' + this.signaturesService.userLogged.preferences.writingColor + '\']').trigger('click');
+            $('input[value=\'' + this.authService.user.preferences.writingColor + '\']').trigger('click');
         }, 200);
     }
 
diff --git a/src/frontend/app/login/login.component.html b/src/frontend/app/login/login.component.html
index 568c0203fcb8b8b3e48ca64b74372197ac4ac0fd..05aed36b0515d664849b047e9e1d0fa6bcd39057 100644
--- a/src/frontend/app/login/login.component.html
+++ b/src/frontend/app/login/login.component.html
@@ -7,8 +7,8 @@
             </mat-form-field>
             <mat-form-field class="input-row">
                 <input id="password" name="password" matInput placeholder="{{'lang.password' | translate}}" type="password" [(ngModel)]="newLogin.password">
-                <mat-hint align="end" *ngIf="signaturesService.authMode === 'default'"><a routerLink="/forgot-password" class="infoLogin">{{'lang.forgotPassword' | translate}} ?</a></mat-hint>
-                <mat-hint align="end" *ngIf="signaturesService.authMode === 'ldap'"><span class="infoLogin">{{'lang.ldapEnabled' | translate}}</span></mat-hint>
+                <mat-hint align="end" *ngIf="authService.authMode === 'default'"><a routerLink="/forgot-password" class="infoLogin">{{'lang.forgotPassword' | translate}} ?</a></mat-hint>
+                <mat-hint align="end" *ngIf="authService.authMode === 'ldap'"><span class="infoLogin">{{'lang.ldapEnabled' | translate}}</span></mat-hint>
             </mat-form-field>
             <button type="submit" mat-button [disabled]="newLogin.id == '' || newLogin.password == '' || authService.loadingConnection">{{labelButton | translate}}</button>
         </form>
diff --git a/src/frontend/app/modal/reject-info.component.ts b/src/frontend/app/modal/reject-info.component.ts
index 93a570ddda809e3c32b82344e8ce287bc1388713..920184366096afc00dd8f0aeefb520efd27a660a 100644
--- a/src/frontend/app/modal/reject-info.component.ts
+++ b/src/frontend/app/modal/reject-info.component.ts
@@ -3,6 +3,7 @@ import { Router } from '@angular/router';
 import { SignaturesContentService } from '../service/signatures.service';
 import { MatBottomSheetRef } from '@angular/material';
 import { TranslateService } from '@ngx-translate/core';
+import { AuthService } from '../service/auth.service';
 
 @Component({
     templateUrl: '../modal/reject-info.html',
@@ -10,7 +11,7 @@ import { TranslateService } from '@ngx-translate/core';
 })
 export class RejectInfoBottomSheetComponent implements OnInit {
     date: Date = new Date();
-    constructor(private translate: TranslateService, private router: Router, public signaturesService: SignaturesContentService, private bottomSheetRef: MatBottomSheetRef<RejectInfoBottomSheetComponent>) { }
+    constructor(private translate: TranslateService, private router: Router, public signaturesService: SignaturesContentService, public authService: AuthService, private bottomSheetRef: MatBottomSheetRef<RejectInfoBottomSheetComponent>) { }
     ngOnInit(): void {
         setTimeout(() => {
             if (this.signaturesService.documentsList[this.signaturesService.indexDocumentsList]) {
diff --git a/src/frontend/app/modal/reject-info.html b/src/frontend/app/modal/reject-info.html
index d248fdc03d1cbf2da0541d207584088c654059e8..a87e7ae60ffa535bd91866b0ba05229c7627e5c4 100755
--- a/src/frontend/app/modal/reject-info.html
+++ b/src/frontend/app/modal/reject-info.html
@@ -2,6 +2,6 @@
   <h1><i class="fa fa-thumbs-down fa-4x"></i></h1>
   <p>{{'lang.documentRefusedAs' | translate}}</p>
 
-  <p style="font-weight:bold;font-size: 30px;">{{signaturesService.userLogged.firstname}} {{signaturesService.userLogged.lastname}}</p>
+  <p style="font-weight:bold;font-size: 30px;">{{authService.user.firstname}} {{authService.user.lastname}}</p>
   <p style="font-weight:bold;font-size: 15px;">{{'lang.onRange' | translate}} {{date | date:'dd/MM/yyyy'}} {{'lang.atRange' | translate}} {{date | date:'HH:mm'}}</p>
 </div>
diff --git a/src/frontend/app/modal/success-info-valid.component.ts b/src/frontend/app/modal/success-info-valid.component.ts
index e826551c98de36545fe23e7f460cbcef29437054..86eae21cfa60beeba28f88d9b4b12800435fa902 100644
--- a/src/frontend/app/modal/success-info-valid.component.ts
+++ b/src/frontend/app/modal/success-info-valid.component.ts
@@ -3,6 +3,7 @@ import { Router } from '@angular/router';
 import { SignaturesContentService } from '../service/signatures.service';
 import { MatBottomSheetRef } from '@angular/material';
 import { TranslateService } from '@ngx-translate/core';
+import { AuthService } from '../service/auth.service';
 
 @Component({
     templateUrl: 'success-info-valid.html',
@@ -10,7 +11,7 @@ import { TranslateService } from '@ngx-translate/core';
 })
 export class SuccessInfoValidBottomSheetComponent implements OnInit {
     date: Date = new Date();
-    constructor(private translate: TranslateService, private router: Router, public signaturesService: SignaturesContentService, private bottomSheetRef: MatBottomSheetRef<SuccessInfoValidBottomSheetComponent>) { }
+    constructor(private translate: TranslateService, private router: Router, public signaturesService: SignaturesContentService, public authService: AuthService, private bottomSheetRef: MatBottomSheetRef<SuccessInfoValidBottomSheetComponent>) { }
      ngOnInit(): void {
         setTimeout(() => {
             if (this.signaturesService.documentsList[this.signaturesService.indexDocumentsList]) {
diff --git a/src/frontend/app/modal/success-info-valid.html b/src/frontend/app/modal/success-info-valid.html
index c963f07f8668e88f60a252cd66e8d6c71a8a63f6..8a6040e61a7aa6a91c7840455dde701aa332ce96 100755
--- a/src/frontend/app/modal/success-info-valid.html
+++ b/src/frontend/app/modal/success-info-valid.html
@@ -2,6 +2,6 @@
   <h1><i class="fa fa-thumbs-up fa-4x"></i></h1>
   <p>{{'lang.documentValidateAs' | translate}}</p>
 
-  <p style="font-weight:bold;font-size: 30px;">{{signaturesService.userLogged.firstname}} {{signaturesService.userLogged.lastname}}</p>
+  <p style="font-weight:bold;font-size: 30px;">{{authService.user.firstname}} {{authService.user.lastname}}</p>
   <p style="font-weight:bold;font-size: 15px;">{{'lang.onRange' | translate}} {{date | date:'dd/MM/yyyy'}} {{'lang.atRange' | translate}} {{date | date:'HH:mm'}}</p>
 </div>
diff --git a/src/frontend/app/pad/pad.component.ts b/src/frontend/app/pad/pad.component.ts
index 4e9ad7b3a2657f6a1d49546e3e4d912fd54c3ff5..932c5f7b32f90df653ae2d7312f37904026cb501 100755
--- a/src/frontend/app/pad/pad.component.ts
+++ b/src/frontend/app/pad/pad.component.ts
@@ -6,6 +6,7 @@ import { HttpClient } from '@angular/common/http';
 import { NotificationService } from '../service/notification.service';
 import { TranslateService } from '@ngx-translate/core';
 import { finalize } from 'rxjs/operators';
+import { AuthService } from '../service/auth.service';
 
 interface AfterViewInit {
     ngAfterViewInit(): void;
@@ -40,7 +41,7 @@ export class SignaturePadPageComponent implements AfterViewInit {
         canvasHeight: 315
     };
 
-    constructor(private translate: TranslateService, public http: HttpClient, public signaturesService: SignaturesContentService, public notificationService: NotificationService) { }
+    constructor(private translate: TranslateService, public http: HttpClient, public signaturesService: SignaturesContentService, public notificationService: NotificationService, public authService: AuthService) { }
 
     ngAfterViewInit() {
         const signPointsData = localStorage.getItem('signature');
@@ -87,7 +88,7 @@ export class SignaturePadPageComponent implements AfterViewInit {
             'format': 'png'
         };
 
-        this.http.post('../rest/users/' + this.signaturesService.userLogged.id + '/signatures', newSign)
+        this.http.post('../rest/users/' + this.authService.user.id + '/signatures', newSign)
             .pipe(
                 finalize(() => {
                     this.disableState = false;
diff --git a/src/frontend/app/profile/profile.component.html b/src/frontend/app/profile/profile.component.html
index 312cb1e4ea94f1dd87bda8e70faa54be30103213..2da7f64d8294c0ae55ff30d7848c72e8650ed389 100644
--- a/src/frontend/app/profile/profile.component.html
+++ b/src/frontend/app/profile/profile.component.html
@@ -37,7 +37,7 @@
                             <input name="nom" matInput placeholder="{{'lang.lastname' | translate}}"
                                 [(ngModel)]="profileInfo.lastname" required>
                         </mat-form-field>
-                        <mat-accordion *ngIf="signaturesService.authMode === 'default'">
+                        <mat-accordion *ngIf="authService.authMode === 'default'">
                             <mat-expansion-panel (closed)="showPassword=false" (opened)="changePasswd()"
                                 #passwordContent>
                                 <mat-expansion-panel-header>
diff --git a/src/frontend/app/profile/profile.component.ts b/src/frontend/app/profile/profile.component.ts
index 08537f85872da0ce3171dfc5d2c1a4864d101c73..6276696918067d98ccb93373093b736e88b63e75 100644
--- a/src/frontend/app/profile/profile.component.ts
+++ b/src/frontend/app/profile/profile.component.ts
@@ -67,13 +67,13 @@ export class ProfileComponent implements OnInit {
     constructor(private translate: TranslateService, public http: HttpClient, private router: Router, public sanitizer: DomSanitizer, public notificationService: NotificationService, public signaturesService: SignaturesContentService, public authService: AuthService, private cookieService: CookieService, public filtersService: FiltersService) { }
 
     ngOnInit(): void {
-        this.profileInfo = JSON.parse(JSON.stringify(this.signaturesService.userLogged));
+        this.profileInfo = JSON.parse(JSON.stringify(this.authService.user));
     }
 
     closeProfile() {
         $('.avatarProfile').css({ 'transform': 'rotate(0deg)' });
         $('.avatarProfile').css({ 'content': '' });
-        this.profileInfo = JSON.parse(JSON.stringify(this.signaturesService.userLogged));
+        this.profileInfo = JSON.parse(JSON.stringify(this.authService.user));
         this.passwordContent.close();
 
         if (this.signaturesService.mobileMode) {
@@ -197,23 +197,23 @@ export class ProfileComponent implements OnInit {
             alert(this.translate.instant('lang.substitutionWarn'));
         }
 
-        if (this.profileInfo.picture === this.signaturesService.userLogged.picture) {
+        if (this.profileInfo.picture === this.authService.user.picture) {
             profileToSend.picture = '';
         } else {
             const orientation = $('.avatarProfile').css('content');
             profileToSend['pictureOrientation'] = orientation.replace(/\"/g, '');
         }
 
-        this.http.put('../rest/users/' + this.signaturesService.userLogged.id, profileToSend)
+        this.http.put('../rest/users/' + this.authService.user.id, profileToSend)
             .subscribe((data: any) => {
-                this.signaturesService.userLogged.email = this.profileInfo.email;
-                this.signaturesService.userLogged.firstname = this.profileInfo.firstname;
-                this.signaturesService.userLogged.lastname = this.profileInfo.lastname;
-                this.signaturesService.userLogged.picture = data.user.picture;
-                this.signaturesService.userLogged.substitute = data.user.substitute;
+                this.authService.user.email = this.profileInfo.email;
+                this.authService.user.firstname = this.profileInfo.firstname;
+                this.authService.user.lastname = this.profileInfo.lastname;
+                this.authService.user.picture = data.user.picture;
+                this.authService.user.substitute = data.user.substitute;
                 this.profileInfo.picture = data.user.picture;
 
-                this.http.put('../rest/users/' + this.signaturesService.userLogged.id + '/preferences', profileToSend.preferences)
+                this.http.put('../rest/users/' + this.authService.user.id + '/preferences', profileToSend.preferences)
                     .pipe(
                         finalize(() => {
                             this.disableState = false;
@@ -222,9 +222,9 @@ export class ProfileComponent implements OnInit {
                         })
                     )
                     .subscribe(() => {
-                        this.signaturesService.userLogged.preferences = this.profileInfo.preferences;
-                        this.setLang(this.signaturesService.userLogged.preferences.lang);
-                        this.cookieService.set('maarchParapheurLang', this.signaturesService.userLogged.preferences.lang);
+                        this.authService.user.preferences = this.profileInfo.preferences;
+                        this.setLang(this.authService.user.preferences.lang);
+                        this.cookieService.set('maarchParapheurLang', this.authService.user.preferences.lang);
 
                         if (this.profileInfo.substitute !== null) {
                             this.filtersService.resfreshDocuments();
@@ -239,7 +239,7 @@ export class ProfileComponent implements OnInit {
                                   'Authorization': 'Bearer ' + this.authService.getToken()
                                 });
 
-                            this.http.put('../rest/users/' + this.signaturesService.userLogged.id + '/password', this.password, { observe: 'response', headers: headers })
+                            this.http.put('../rest/users/' + this.authService.user.id + '/password', this.password, { observe: 'response', headers: headers })
                                 .subscribe((dataPass: any) => {
                                     this.authService.saveTokens(dataPass.headers.get('Token'), dataPass.headers.get('Refresh-Token'));
 
@@ -261,7 +261,7 @@ export class ProfileComponent implements OnInit {
                         }
 
                         if (this.profileInfo.substitute !== null && this.signaturesService.signaturesList.length > 0) {
-                            this.http.patch('../rest/users/' + this.signaturesService.userLogged.id + '/signatures/substituted', { 'signatures': this.signaturesService.signaturesList })
+                            this.http.patch('../rest/users/' + this.authService.user.id + '/signatures/substituted', { 'signatures': this.signaturesService.signaturesList })
                                 .subscribe();
                         }
 
diff --git a/src/frontend/app/service/auth.guard.ts b/src/frontend/app/service/auth.guard.ts
index f778b0480ae74a85da488c74fb5878832f20a39f..48619fe289890961da347f90ab3124d7dad97fa6 100644
--- a/src/frontend/app/service/auth.guard.ts
+++ b/src/frontend/app/service/auth.guard.ts
@@ -18,23 +18,23 @@ export class AuthGuard implements CanActivate {
 
         const tokenInfo = this.authService.getToken();
         if (tokenInfo !== null) {
-            if (this.signaturesService.userLogged.id === undefined) {
-                this.signaturesService.userLogged = JSON.parse(atob(tokenInfo.split('.')[1])).user;
+            if (this.authService.user.id === undefined) {
+                this.authService.user = JSON.parse(atob(tokenInfo.split('.')[1])).user;
 
-                this.translate.use(this.signaturesService.userLogged.preferences.lang);
-                this.cookieService.set('maarchParapheurLang', this.signaturesService.userLogged.preferences.lang);
+                this.translate.use(this.authService.user.preferences.lang);
+                this.cookieService.set('maarchParapheurLang', this.authService.user.preferences.lang);
 
                 if (this.signaturesService.signaturesList.length === 0) {
-                    this.http.get('../rest/users/' + this.signaturesService.userLogged.id + '/signatures')
+                    this.http.get('../rest/users/' + this.authService.user.id + '/signatures')
                         .subscribe((dataSign: any) => {
                             this.signaturesService.signaturesList = dataSign.signatures;
                         });
                 }
 
-                if (this.signaturesService.userLogged.picture === undefined) {
-                    this.http.get('../rest/users/' + this.signaturesService.userLogged.id + '/picture')
+                if (this.authService.user.picture === undefined) {
+                    this.http.get('../rest/users/' + this.authService.user.id + '/picture')
                         .subscribe((dataPic: any) => {
-                            this.signaturesService.userLogged.picture = dataPic.picture;
+                            this.authService.user.picture = dataPic.picture;
                         });
                 }
             }
diff --git a/src/frontend/app/service/auth.service.ts b/src/frontend/app/service/auth.service.ts
index 130c48d18e35c0aa48d1fcb0a0f1d3f529aab507..c93c200714f50de0674d70552a442c46ebb1fc35 100755
--- a/src/frontend/app/service/auth.service.ts
+++ b/src/frontend/app/service/auth.service.ts
@@ -11,6 +11,7 @@ import { SignaturesContentService } from './signatures.service';
 export class AuthService {
 
     authMode: string = '';
+    changeKey: boolean = false;
     user: any = {};
     loadingConnection: boolean = false;
     loadingForm: boolean = false;
@@ -85,6 +86,6 @@ export class AuthService {
     }
 
     updateUserInfo(token: string) {
-        this.signaturesService.userLogged = JSON.parse(atob(token.split('.')[1])).user;
+        this.user = JSON.parse(atob(token.split('.')[1])).user;
     }
 }
diff --git a/src/frontend/app/service/signatures.service.ts b/src/frontend/app/service/signatures.service.ts
index cc14e3ab3eaad248f1d158a34ec287ed669a6fc1..5663ef2f05e7bdbe10e50c1f7a8bd6cf0f2725dd 100755
--- a/src/frontend/app/service/signatures.service.ts
+++ b/src/frontend/app/service/signatures.service.ts
@@ -3,9 +3,6 @@ import { Injectable } from '@angular/core';
 @Injectable()
 export class SignaturesContentService {
 
-    authMode: string = '';
-    changeKey: boolean = false;
-    userLogged: any = {};
     mainDocumentId = 0;
     signaturesContent: any[] = [];
     notesContent: any[] = [];
@@ -59,7 +56,6 @@ export class SignaturesContentService {
     }
 
     reset() {
-        this.userLogged = {};
         this.mainDocumentId = 0;
         this.signaturesContent = [];
         this.notesContent = [];
diff --git a/src/frontend/app/sidebar/administration/admin-sidebar.component.html b/src/frontend/app/sidebar/administration/admin-sidebar.component.html
index 8606151fa81311520573bf04caaf8609327f0058..8db103ab05877ac768c436a0eec62766aa32eaa1 100644
--- a/src/frontend/app/sidebar/administration/admin-sidebar.component.html
+++ b/src/frontend/app/sidebar/administration/admin-sidebar.component.html
@@ -11,10 +11,10 @@
         <mat-icon fontSet="fas" fontIcon="fa-arrow-left fa-2x"></mat-icon>
       </button>
       <div class="user" style="color: #F99830">
-        {{signaturesService.userLogged.firstname}} {{signaturesService.userLogged.lastname}}
+        {{authService.user.firstname}} {{authService.user.lastname}}
       </div>
-      <div *ngIf="signaturesService.userLogged.picture" class="avatar"
-        [ngStyle]="{'background': 'url(' + signaturesService.userLogged.picture + ') no-repeat scroll center center / cover'}">
+      <div *ngIf="authService.user.picture" class="avatar"
+        [ngStyle]="{'background': 'url(' + authService.user.picture + ') no-repeat scroll center center / cover'}">
       </div>
     </header>
     <header class="sidebar-header">
@@ -24,7 +24,7 @@
     </header>
   </div>
   <mat-nav-list class="admin-list">
-    <mat-list-item *ngFor="let privilege of signaturesService.userLogged.administrativePrivileges" [routerLink]="privilege.route" [class.item-active]="('/' + route.routeConfig.path).indexOf(privilege.route) !== -1">
+    <mat-list-item *ngFor="let privilege of authService.user.administrativePrivileges" [routerLink]="privilege.route" [class.item-active]="('/' + route.routeConfig.path).indexOf(privilege.route) !== -1">
       <mat-icon matListIcon [class]="privilege.icon" color="primary"></mat-icon>
       <p matLine>
         {{'lang.' + privilege.id | translate}}
diff --git a/src/frontend/app/sidebar/administration/admin-sidebar.component.ts b/src/frontend/app/sidebar/administration/admin-sidebar.component.ts
index 9312418d99b6fc9302bdc9c62a0aa26af937dc1c..58b5a284605ddeeba32a51dcb61295ec1dedb675 100644
--- a/src/frontend/app/sidebar/administration/admin-sidebar.component.ts
+++ b/src/frontend/app/sidebar/administration/admin-sidebar.component.ts
@@ -29,7 +29,7 @@ export class AdminSidebarComponent implements OnInit {
     }
 
     ngOnInit() {
-        $('.avatar').css({'background': 'url(data:image/png;base64,' + this.signaturesService.userLogged.picture + ') no-repeat #135F7F'}).css({'background-size': 'cover'}).css({'background-position': 'center'});
+        $('.avatar').css({'background': 'url(data:image/png;base64,' + this.authService.user.picture + ') no-repeat #135F7F'}).css({'background-size': 'cover'}).css({'background-position': 'center'});
     }
 
     openHome() {
diff --git a/src/frontend/app/sidebar/sidebar.component.html b/src/frontend/app/sidebar/sidebar.component.html
index 28f4f174dbbaa5dead94395976a6f9b051614f1c..21dabf4b3fcdc7f1ebc036d4d8bed334d90f3543 100755
--- a/src/frontend/app/sidebar/sidebar.component.html
+++ b/src/frontend/app/sidebar/sidebar.component.html
@@ -4,7 +4,7 @@
       <button class="logout-button" mat-icon-button (click)="authService.logout()">
         <mat-icon fontSet="fas" fontIcon="fa-power-off"></mat-icon>
       </button>
-      <button *ngIf="signaturesService.userLogged.administrativePrivileges.length > 0" class="admin-button" mat-icon-button (click)="openAdmin()">
+      <button *ngIf="authService.user.administrativePrivileges.length > 0" class="admin-button" mat-icon-button (click)="openAdmin()">
         <mat-icon fontSet="fas" fontIcon="fa-tools"></mat-icon>
       </button>
       <button *ngIf="checkClose()" class="closePanel"
@@ -12,10 +12,10 @@
         <mat-icon fontSet="fas" fontIcon="fa-arrow-left fa-2x"></mat-icon>
       </button>
       <div class="user" style="color: #F99830">
-        {{signaturesService.userLogged.firstname}} {{signaturesService.userLogged.lastname}}
+        {{authService.user.firstname}} {{authService.user.lastname}}
       </div>
-      <div *ngIf="signaturesService.userLogged.picture" class="avatar"
-        [ngStyle]="{'background': 'url(' + signaturesService.userLogged.picture + ') no-repeat scroll center center / cover'}"
+      <div *ngIf="authService.user.picture" class="avatar"
+        [ngStyle]="{'background': 'url(' + authService.user.picture + ') no-repeat scroll center center / cover'}"
         (click)="openProfile()">
       </div>
     </header>
diff --git a/src/frontend/app/sidebar/sidebar.component.ts b/src/frontend/app/sidebar/sidebar.component.ts
index 32d9b01cacbd76ac562b602a67d3392eda8f0012..24b27df57c9c5d1e33cc7e10d03666fb26c93948 100755
--- a/src/frontend/app/sidebar/sidebar.component.ts
+++ b/src/frontend/app/sidebar/sidebar.component.ts
@@ -45,7 +45,7 @@ export class SidebarComponent implements OnInit {
     }
 
     ngOnInit() {
-        $('.avatar').css({ 'background': 'url(data:image/png;base64,' + this.signaturesService.userLogged.picture + ') no-repeat #135F7F' }).css({ 'background-size': 'cover' }).css({ 'background-position': 'center' });
+        $('.avatar').css({ 'background': 'url(data:image/png;base64,' + this.authService.user.picture + ') no-repeat #135F7F' }).css({ 'background-size': 'cover' }).css({ 'background-position': 'center' });
         this.http.get('../rest/documents?limit=' + this.limit + '&offset=' + this.offset + '&mode=' + this.signaturesService.mode)
             .subscribe((data: any) => {
                 this.signaturesService.documentsList = data.documents;
diff --git a/src/frontend/app/signatures/signatures.component.ts b/src/frontend/app/signatures/signatures.component.ts
index 11f5a72ae2c777f1d5d361aa42372cdb661e4091..21e6b4374ba824147b13b699cac94d090a2bc007 100755
--- a/src/frontend/app/signatures/signatures.component.ts
+++ b/src/frontend/app/signatures/signatures.component.ts
@@ -7,6 +7,7 @@ import { HttpClient } from '@angular/common/http';
 import { trigger, transition, style, animate, stagger, query } from '@angular/animations';
 import { NotificationService } from '../service/notification.service';
 import { TranslateService } from '@ngx-translate/core';
+import { AuthService } from '../service/auth.service';
 
 @Component({
     selector: 'app-signatures',
@@ -31,7 +32,7 @@ export class SignaturesComponent implements OnInit {
     count = 0;
 
     constructor(private translate: TranslateService, public http: HttpClient, public signaturesService: SignaturesContentService, private bottomSheetRef: MatBottomSheet,
-        private sanitization: DomSanitizer, public notificationService: NotificationService) {
+        private sanitization: DomSanitizer, public notificationService: NotificationService, public authService: AuthService) {
     }
 
     ngOnInit() {
@@ -79,7 +80,7 @@ export class SignaturesComponent implements OnInit {
         const r = confirm(this.translate.instant('lang.wantDeleteSignature'));
 
         if (r) {
-            this.http.delete('../rest/users/' + this.signaturesService.userLogged.id + '/signatures/' + signature.id)
+            this.http.delete('../rest/users/' + this.authService.user.id + '/signatures/' + signature.id)
                 .subscribe(() => {
                     this.signaturesService.signaturesList.splice(i, 1);
                     this.notificationService.success('lang.signatureDeleted');
@@ -135,7 +136,7 @@ export class SignaturesComponent implements OnInit {
                         'encodedSignature': newEncodedSign,
                         'format': 'png'
                     };
-                    this.http.post('../rest/users/' + this.signaturesService.userLogged.id + '/signatures', newSign)
+                    this.http.post('../rest/users/' + this.authService.user.id + '/signatures', newSign)
                     .subscribe((data: any) => {
                         newSign.id = data.signatureId;
                         this.signaturesService.newSign = newSign;