diff --git a/connect/curators/curator.service.ts b/connect/curators/curator.service.ts
index cb016368..58155e40 100644
--- a/connect/curators/curator.service.ts
+++ b/connect/curators/curator.service.ts
@@ -1,9 +1,9 @@
-import {Injectable} from "@angular/core";
-import {HttpClient, HttpHeaders} from "@angular/common/http";
-import {BehaviorSubject, Observable} from "rxjs";
-import {Curator} from "../../utils/entities/CuratorInfo";
-import {EnvProperties} from "../../utils/properties/env-properties";
-import {COOKIE} from "../../login/utils/helper.class";
+import {Injectable} from '@angular/core';
+import {HttpClient, HttpHeaders} from '@angular/common/http';
+import {BehaviorSubject, Observable} from 'rxjs';
+import {Curator} from '../../utils/entities/CuratorInfo';
+import {EnvProperties} from '../../utils/properties/env-properties';
+import {COOKIE} from '../../login/utils/helper.class';
 
 @Injectable()
 export class CuratorService {
@@ -24,13 +24,17 @@ export class CuratorService {
     return this.curatorsSubject.asObservable();
   }
 
-  public updateCurator(url: string, curator: Curator) {
-    this.http.post<Curator>(url, {curator: curator}, this.getAuthOptions()).subscribe((res) => {
-      let curators = this.curatorsSubject.value;
-      curator.id = null;
+  public updateCurators(curator: Curator) {
+    const curators = this.curatorsSubject.value;
+    if (curators && curator) {
+      curator._id = null;
       curators.push(curator);
       this.curatorsSubject.next(curators);
-    });
+    }
+  }
+
+  public updateCurator(url: string, curator: Curator) {
+    return this.http.post<Curator>(url, curator, this.getAuthOptions());
   }
 
   public getCurator(properties: EnvProperties, url: string): Observable<Curator> {
@@ -39,10 +43,11 @@ export class CuratorService {
 
   // TODO remove and use CustomOptions.getAuthOptions()
   private getAuthOptions(): any {
-    const httpOptions = {
+     const httpOptions = {
       headers: new HttpHeaders({
         'X-XSRF-TOKEN': COOKIE.getCookie(COOKIE.cookieName_id),
       }), withCredentials: true
     };
+    return httpOptions;
   }
 }
diff --git a/services/curatorPhoto.service.ts b/services/curatorPhoto.service.ts
new file mode 100644
index 00000000..fa32cec6
--- /dev/null
+++ b/services/curatorPhoto.service.ts
@@ -0,0 +1,31 @@
+import {Injectable} from '@angular/core';
+import {Observable} from 'rxjs/Observable';
+import {CustomOptions} from './servicesUtils/customOptions.class';
+import {HttpClient, HttpHeaders} from '@angular/common/http';
+import {COOKIE} from '../login/utils/helper.class';
+
+@Injectable()
+export class CuratorPhotoService {
+    constructor(private http: HttpClient) {
+    }
+
+    uploadPhoto(url: string, photo: File): Observable<any> {
+        const formData = new FormData();
+        formData.append('photo', photo);
+        return this.http.post(url, formData, this.getAuthOptions());
+    }
+
+    deletePhoto(url: string) {
+        return this.http.delete(url, this.getAuthOptions());
+    }
+
+    // TODO remove and use CustomOptions.getAuthOptions(false)
+    private getAuthOptions(): any {
+        const httpOptions = {
+            headers: new HttpHeaders({
+                'X-XSRF-TOKEN': COOKIE.getCookie(COOKIE.cookieName_id),
+            })
+        };
+        return httpOptions;
+    }
+}
diff --git a/utils/entities/CuratorInfo.ts b/utils/entities/CuratorInfo.ts
index ec2ee2bc..db9b5733 100644
--- a/utils/entities/CuratorInfo.ts
+++ b/utils/entities/CuratorInfo.ts
@@ -1,9 +1,8 @@
 export class Curator {
 
-  id: string = null;
+  _id: string = null;
   email: string;
   name: string;
-  surname: string;
   affiliations: Affiliation[];
   photo: string;
   bio: string;
diff --git a/utils/modal/alert.ts b/utils/modal/alert.ts
index fc4472b0..d1c0d7e0 100644
--- a/utils/modal/alert.ts
+++ b/utils/modal/alert.ts
@@ -1,4 +1,4 @@
-import {Component, ViewEncapsulation, ElementRef, EventEmitter, Output} from '@angular/core';
+import {Component, ViewEncapsulation, ElementRef, EventEmitter, Output, Input} from '@angular/core';
 
 @Component({
   selector: 'modal-alert',
@@ -26,9 +26,10 @@ import {Component, ViewEncapsulation, ElementRef, EventEmitter, Output} from '@a
         <div *ngIf="!okButtonLeft" class="uk-text-right" [hidden]=!alertFooter>
          <span [hidden]=!cancelButton>
           <button class="uk-button uk-button-default" (click)="cancel()">{{cancelButtonText}}</button>
-        </span>  
+        </span>
         <span [hidden]=!okButton >
-          <button class="uk-button portal-button" (click)="ok()">{{okButtonText}}</button>
+          <button *ngIf="okDisabled" class="uk-button uk-button-default" disabled>{{okButtonText}}</button>
+          <button *ngIf="!okDisabled" class="uk-button portal-button" (click)="ok()">{{okButtonText}}</button>
         </span>
         </div>
 
@@ -90,7 +91,16 @@ export class AlertModal{
     */
   public isOpen:boolean=false;
 
+  /**
+   *  if the value is true ok button align on the left, else on the right
+   */
   public okButtonLeft: boolean = true;
+
+  /**
+   *  if the value is true ok button is disabled
+   */
+  @Input()
+  public okDisabled: boolean = false;
   /**
     * Emitted when a ok button was clicked
     * or when Ok method is called.
diff --git a/utils/properties/env-properties.ts b/utils/properties/env-properties.ts
index 4fd80f05..a7faf7ac 100644
--- a/utils/properties/env-properties.ts
+++ b/utils/properties/env-properties.ts
@@ -14,7 +14,6 @@ export class EnvProperties {
   statisticsAPIURL;
   loginAPIURL;
 
-
   claimsAPIURL;
 
   searchAPIURLLAst;
@@ -57,6 +56,8 @@ export class EnvProperties {
 
 
   uploadService;
+  downloadUrl;
+  deleteUrl;
 
   vocabulariesAPI;