diff --git a/backend/app/Http/Controllers/UserController.php b/backend/app/Http/Controllers/UserController.php
new file mode 100644
index 0000000..d3fb581
--- /dev/null
+++ b/backend/app/Http/Controllers/UserController.php
@@ -0,0 +1,48 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Auth;
+use App\Models\Track;
+use App\Models\User;
+use Illuminate\Support\Facades\Hash;
+
+class UserController extends Controller
+{
+    public function me(){
+        if (!Auth::check()){
+            abort(403);
+        }
+        return Auth::user();
+    }
+
+    public function update(User $user, Request $request){
+        if (!Auth::check()){
+            abort(403);
+        }
+        if(Auth::user()->username != $user->username){
+            abort(403);
+        }
+        $user->username = $request->username;
+        $user->email = $request->email;
+        $user->save();
+        return $user;
+    }
+    public function updatePassword(User $user, Request $request){
+        if (!Auth::check()){
+            abort(403);
+        }
+        if(Auth::user()->username != $user->username){
+            abort(403);
+        }
+        $user->makeVisible(['password']);
+        if (Hash::check($request->oldPassword, $user->password)) {
+            $user->password = Hash::make($request->newPassword);
+            $user->save();
+            return $user;
+         } else {
+            abort(406);
+         }
+    }
+}
diff --git a/backend/database/migrations/2014_10_12_000000_create_users_table.php b/backend/database/migrations/2014_10_12_000000_create_users_table.php
index 4371110..519d3ee 100644
--- a/backend/database/migrations/2014_10_12_000000_create_users_table.php
+++ b/backend/database/migrations/2014_10_12_000000_create_users_table.php
@@ -13,7 +13,7 @@ public function up(): void
     {
         Schema::create('users', function (Blueprint $table) {
             $table->id();
-            $table->string('username');
+            $table->string('username')->unique();
             $table->string('email')->unique();
             $table->timestamp('email_verified_at')->nullable();
             $table->string('password');
diff --git a/backend/routes/api.php b/backend/routes/api.php
index af7f465..99e952b 100644
--- a/backend/routes/api.php
+++ b/backend/routes/api.php
@@ -28,6 +28,10 @@
 Route::get('track/proposals', [\App\Http\Controllers\TrackController::class, 'proposals']);
 Route::post('track/users', [\App\Http\Controllers\TrackController::class, 'addUserToTrack']);
 
-
 Route::post('proposals', [\App\Http\Controllers\ProposalController::class, 'create']);
 Route::get('proposal/{proposal}', [\App\Http\Controllers\ProposalController::class, 'show']);
+
+
+Route::get('user', [\App\Http\Controllers\UserController::class, 'me']);
+Route::post('user/{user}', [\App\Http\Controllers\UserController::class, 'update']);
+Route::post('user/{user}/password', [\App\Http\Controllers\UserController::class, 'updatePassword']);
diff --git a/frontend/src/components/Header.vue b/frontend/src/components/Header.vue
index b4c224e..40a41dd 100644
--- a/frontend/src/components/Header.vue
+++ b/frontend/src/components/Header.vue
@@ -1,5 +1,6 @@
 <script setup>
 import { useRoute, useRouter } from "vue-router";
+import { setLogout } from '../lib/api'
 import lf from "localforage";
 import Menubar from "primevue/menubar";
 import Button from "primevue/button";
@@ -8,8 +9,8 @@ const router = useRouter();
 const route = useRoute();
 
 const logout = async () => {
-  //TODO: Build Logout
-  await await lf.clear();
+  await lf.clear();
+  setLogout()
   router.push({
     name: "login",
   });
diff --git a/frontend/src/lib/api.js b/frontend/src/lib/api.js
index 1656dce..c50f8fb 100644
--- a/frontend/src/lib/api.js
+++ b/frontend/src/lib/api.js
@@ -15,7 +15,11 @@ const isLoggedIn = () => {
   return !!user.value;
 }
 
-const setLogin = (paramUser, token) => {
+const setLogin = (paramUser, token = null) => {
+  if (!token) {
+    const localStorageAuth = JSON.parse(localStorage.getItem("auth"))
+    token = localStorageAuth.token
+  }
   client.defaults.headers.common['Authorization'] = `Bearer ${token}`;
   user.value = paramUser;
 
@@ -25,6 +29,10 @@ const setLogin = (paramUser, token) => {
   })
   );
 }
+const setLogout = (paramUser, token = null) => {
+  localStorage.removeItem("auth")
+  user.value = null
+}
 
 const language = ref('en')
 const browserLanguage = navigator.language || navigator.userLanguage;
@@ -69,4 +77,4 @@ const getProposalById = async (id) => {
   });
 };
 
-export { createProposal, getProposalById, client, user, isLoggedIn, setLogin, i18n };
+export { createProposal, getProposalById, client, user, isLoggedIn, setLogin, setLogout, i18n };
diff --git a/frontend/src/views/orga/Profile.vue b/frontend/src/views/orga/Profile.vue
index 9dbc431..b14c49f 100644
--- a/frontend/src/views/orga/Profile.vue
+++ b/frontend/src/views/orga/Profile.vue
@@ -1,13 +1,100 @@
 <script setup>
-import { generateKeypair } from "../../lib/crypto"
+import { ref } from "vue";
+import { client, user, setLogin } from "../../lib/api";
 import Button from "primevue/button";
-const onGenerateKeypair = async () => {
-  console.log(await generateKeypair())
+import InputText from "primevue/inputtext";
+
+const me = ref([])
+
+const loading = ref(false);
+const email = ref("")
+const username = ref("")
+
+const oldPassword = ref("")
+const newPassword = ref("")
+
+const loadUser = async () => {
+  try {
+    const response = await client.get('user')
+    me.value = response.data
+    email.value = me.value.email
+    username.value = me.value.username
+  } catch (error) {
+    console.error(error)
+  }
 }
+const onSubmitProfileData = async () => {
+  loading.value = true;
+  try {
+    const response = await client.post(`user/${me.value.id}`, {
+      email: email.value,
+      username: username.value
+    })
+    if (response.status === 200) {
+      me.value = response.data
+      setLogin(me.value)
+      alert('Speichern war erfolgreich')
+    } else {
+      alert('Speichern war nicht erfolgreich')
+    }
+
+  } catch (error) {
+    console.error(error)
+  } finally {
+    loading.value = false;
+  }
+}
+const onSubmitChangePassword = async () => {
+  loading.value = true;
+  try {
+    const response = await client.post(`user/${me.value.id}/password`, {
+      oldPassword: oldPassword.value,
+      newPassword: newPassword.value
+    })
+    if (response.status === 200) {
+      alert('Passwort wurde geändert')
+    } else {
+      alert('Passwort konnte nicht geändert werden')
+    }
+
+  } catch (error) {
+    console.error(error)
+  } finally {
+    loading.value = false;
+  }
+}
+loadUser()
 </script>
 <template>
   <h1>Profil Verwalten</h1>
+  <form @submit.prevent="onSubmitProfileData">
+    <div class="field">
+      <label>E-Mail-Adresse</label>
+      <InputText class="w-full" v-model="email" type="email" required />
+    </div>
+    <div class="field">
+      <label>Benutzer (andere Benutzer aus dem selben Track können diesen sehen)</label>
+      <InputText class="w-full" v-model="username" type="text" required />
+    </div>
+    <Button :disabled="loading" type="submit" label="Speichern" />
+  </form>
+
+  <h2>Passwort Ändern</h2>
+
+  <form @submit.prevent="onSubmitChangePassword">
+    <div class="field">
+      <label>Altes Passwort</label>
+      <InputText class="w-full" v-model="oldPassword" type="password" required />
+    </div>
+    <div class="field">
+      <label>Neues Passwort</label>
+      <InputText class="w-full" v-model="newPassword" type="password" required />
+    </div>
+    <Button :disabled="loading" type="submit" label="Speichern" />
+  </form>
   <hr />
-  <h3>RSA Keypair generieren</h3>
-  <Button @click="onGenerateKeypair" label="Generieren (ausgabe in der Konsole)" />
+  <h3>Profildaten Server</h3>
+  <pre>{{ me }}</pre>
+  <h3>Profildaten Browser Session</h3>
+  <pre>{{ user }}</pre>
 </template>