diff --git a/cryptide_project/server/server.js b/cryptide_project/server/server.js
index ddb6235..a7e6c5b 100644
--- a/cryptide_project/server/server.js
+++ b/cryptide_project/server/server.js
@@ -124,7 +124,7 @@ io.on('connection', (socket) => {
 
   socket.on("reset graph", (id) => {
     io.to(id).emit("reset graph")
-  })  
+  })
 
   socket.on("end game", (winnerIndex, room) =>{
     io.to(room).emit("end game", winnerIndex)
diff --git a/cryptide_project/src/AdressConfig.ts b/cryptide_project/src/AdressConfig.ts
new file mode 100644
index 0000000..b46e98b
--- /dev/null
+++ b/cryptide_project/src/AdressConfig.ts
@@ -0,0 +1,7 @@
+const ADRESSE_WEBSERVER = "http://localhost:3002"
+
+const ADRESSE_DBSERVER = "http://localhost:3003"
+
+const ADRESSE_WEBSITE = ""
+
+export {ADRESSE_DBSERVER, ADRESSE_WEBSERVER, ADRESSE_WEBSITE}
\ No newline at end of file
diff --git a/cryptide_project/src/Components/GraphContainer.tsx b/cryptide_project/src/Components/GraphContainer.tsx
index 62c9027..10bc725 100644
--- a/cryptide_project/src/Components/GraphContainer.tsx
+++ b/cryptide_project/src/Components/GraphContainer.tsx
@@ -295,6 +295,12 @@ const MyGraphComponent: React.FC<MyGraphComponentProps> = ({onNodeClick, handleS
       });
     }
 
+    socket.on("reset graph", () => {
+      console.log("reset graph")
+      initialOptions.physics.enabled = true
+      network.setOptions(initialOptions)
+    })
+
     if (!solo){
       socket.on("asked all", (id) =>{
         const pers = personNetwork.getPersons().find((p) => p.getId() == id)
@@ -316,11 +322,6 @@ const MyGraphComponent: React.FC<MyGraphComponentProps> = ({onNodeClick, handleS
           networkData.nodes.update({id: node.id, opacity: 1})
         });
       })
-
-      socket.on("reset graph", () => {
-        initialOptions.physics.enabled = true
-        network.setOptions(initialOptions)
-      })
       
       socket.on("node checked",(id, works, askedIndex, newPlayerIndex, socketId) => {
         const node = nodes.get().find((n) => id == n.id)
diff --git a/cryptide_project/src/Components/PlayerList.tsx b/cryptide_project/src/Components/PlayerList.tsx
index 6834eea..3dc36d7 100644
--- a/cryptide_project/src/Components/PlayerList.tsx
+++ b/cryptide_project/src/Components/PlayerList.tsx
@@ -25,7 +25,7 @@ const PlayerList: React.FC<PlayerListProps> = ({ players, playerTouched, setPlay
                 {
                     //@ts-ignore
                     players.map((player, index) => (
-                        player.id!=socket.id && <PersonStatus img={Person} state={Person} key={index} name={player.pseudo + " " + colorToEmoji(positionToColor(index), true)} playerTouched={playerTouched} setPlayerTouched={setPlayerTouched} index={index} showCircle={true}/>
+                        player.id!=socket.id && <PersonStatus img={player.profilePicture} state={Person} key={index} name={player.pseudo + " " + colorToEmoji(positionToColor(index), true)} playerTouched={playerTouched} setPlayerTouched={setPlayerTouched} index={index} showCircle={true}/>
                     ))
                 }
             </div>
diff --git a/cryptide_project/src/Components/ProfilePDP.tsx b/cryptide_project/src/Components/ProfilePDP.tsx
index 7395740..aa1f004 100644
--- a/cryptide_project/src/Components/ProfilePDP.tsx
+++ b/cryptide_project/src/Components/ProfilePDP.tsx
@@ -38,9 +38,9 @@ const ProfilePDP = () => {
                 )}
                 <div className="parent">
                     <div className="file-upload">
-                        <img src={dl} alt="upload" width='25px' height='25px'/>
+                        <img src={dl} alt="upload" width='35px' height='35px'/>
                         {/* <h6>Cliquer ici pour ajouter une image</h6> */}
-                        <p>Taille recommandée : 100px</p>
+                        {/* <p>Taille recommandée : 100px</p> */}
                         <input type="file" accept="image/*" onChange={handleFileChange}/>
                     </div>
                 </div>
diff --git a/cryptide_project/src/ImageHelper.ts b/cryptide_project/src/ImageHelper.ts
new file mode 100644
index 0000000..7400876
--- /dev/null
+++ b/cryptide_project/src/ImageHelper.ts
@@ -0,0 +1,14 @@
+async function loadImageAsync(url: string): Promise<string> {
+    try {
+      const response = await fetch(url);
+      const blob = await response.blob();
+      
+      // Faire quelque chose avec le blob, par exemple, créer une URL blob
+      const blobUrl = URL.createObjectURL(blob);
+      return blobUrl
+    } catch (error) {
+      throw new Error("Erreur lors du chargement de l'image :");
+    }
+  }
+
+export {loadImageAsync}
\ No newline at end of file
diff --git a/cryptide_project/src/Pages/Home.tsx b/cryptide_project/src/Pages/Home.tsx
index 1c16b9e..6016578 100644
--- a/cryptide_project/src/Pages/Home.tsx
+++ b/cryptide_project/src/Pages/Home.tsx
@@ -7,6 +7,9 @@ import { useTheme } from '../Style/ThemeContext';
 import { Link } from 'react-router-dom';
 import { FormattedMessage } from 'react-intl';
 import ButtonImgNav from '../Components/ButtonImgNav';
+import defaultImg from "../res/img/Person.png"
+import {loadImageAsync} from "../ImageHelper"
+
 
 // @ts-ignore
 function Home() {
@@ -18,11 +21,16 @@ function Home() {
         if (user == null){
             manager.userService.fetchUserInformation().then(([user, loggedIn]) =>{
                 if (user!=null){
-                    setUserData(user)
                     if (loggedIn){
                         login()
+                        setUserData(user)
+                    }
+                    else{
+                        loadImageAsync(defaultImg).then((blob) => {
+                            user.profilePicture=blob
+                            setUserData(user)
+                        })
                     }
-                    console.log('isLoggedIn : ', isLoggedIn);
                 }
             })
         }
diff --git a/cryptide_project/src/Pages/Lobby.tsx b/cryptide_project/src/Pages/Lobby.tsx
index 3dfab34..2ad4ce3 100644
--- a/cryptide_project/src/Pages/Lobby.tsx
+++ b/cryptide_project/src/Pages/Lobby.tsx
@@ -1,4 +1,6 @@
 import React, { useEffect, useState } from 'react';
+
+/* Style */
 import './Lobby.css';
 import { useTheme } from '../Style/ThemeContext';
 
@@ -8,25 +10,37 @@ import PersonImg from '../res/img/Person.png';
 import param from '../res/icon/param.png';
 import cible from '../res/icon/cible.png';
 
+import defaultImg from "../res/img/Person.png"
+
 /* Component */
 import ButtonImgNav from '../Components/ButtonImgNav';
+
 import { io } from 'socket.io-client';
 import { Link } from 'react-router-dom';
+
+/* Context */
+import { useGame } from '../Contexts/GameContext';
+import { useAuth } from '../Contexts/AuthContext';
+
+/* Model */
 import PersonNetwork from '../model/PersonsNetwork';
 import Person from '../model/Person';
 import GameCreator from '../model/GameCreator';
-import { useGame } from '../Contexts/GameContext';
-import JSONParser from '../JSONParser';
 import Indice from '../model/Indices/Indice';
-import { useNavigate } from 'react-router-dom';
-import { socket } from "../SocketConfig";
-import { random } from 'lodash';
+import JSONParser from '../JSONParser';
 import Player from '../model/Player';
 import EasyBot from '../model/EasyBot';
 import Bot from '../model/Bot';
 import User from '../model/User';
-import { useAuth } from '../Contexts/AuthContext';
+import {loadImageAsync} from "../ImageHelper"
+
+/* nav */
+import { useNavigate } from 'react-router-dom';
+
+/* serv */
+import { socket } from "../SocketConfig";
 import SessionService from '../services/SessionService';
+import { random } from 'lodash';
 
 
 let gameStarted = false
@@ -34,7 +48,7 @@ let gameStarted = false
 function Lobby() {
     const theme=useTheme();
     const navigate = useNavigate();
-
+    
 
     const { indices, setIndicesData, indice, setIndiceData, person, setPersonData, personNetwork, setPersonNetworkData, players, setPlayersData, setActualPlayerIndexData, setTurnPlayerIndexData, setRoomData } = useGame();
     
@@ -48,6 +62,8 @@ function Lobby() {
         socket.emit("lobby joined", room, new EasyBot("botId" + Math.floor(Math.random() * 1000), "Bot" + Math.floor(Math.random() * 100), "").toJson())
     }
 
+    
+
     useEffect(() => {
         if (first){
             first=false
@@ -55,9 +71,15 @@ function Lobby() {
             if (user == null){
                 manager.userService.fetchUserInformation().then(([u, loggedIn]) => {
                     if (u!=null){
-                        setUserData(u)
                         if (loggedIn){
                             login()
+                            setUserData(u)
+                        }
+                        else{
+                            loadImageAsync(defaultImg).then((blob) => {
+                                u.profilePicture=blob
+                                setUserData(u)
+                            })
                         }
                         socket.emit("lobby joined", room, u.toJson())
                     }
@@ -108,6 +130,7 @@ function Lobby() {
         for (const p of tab){
             tmpTab.push(JSONParser.JSONToPlayer(p))
         }
+        console.log(tmpTab)
         setPlayersData(tmpTab)
     })
 
diff --git a/cryptide_project/src/Pages/Play.tsx b/cryptide_project/src/Pages/Play.tsx
index ee2526e..03c5ddf 100644
--- a/cryptide_project/src/Pages/Play.tsx
+++ b/cryptide_project/src/Pages/Play.tsx
@@ -11,8 +11,6 @@ import { useTheme } from '../Style/ThemeContext';
 import ButtonImgNav from "../Components/ButtonImgNav";
 
 /* Img */
-import Person from '../res/img/Person.png';
-
 /* Icon */
 import { socket } from '../SocketConfig';
 import { useNavigate } from 'react-router-dom';
@@ -20,18 +18,21 @@ import GameCreator from '../model/GameCreator';
 import { useGame } from '../Contexts/GameContext';
 import ScoreBoard from '../Components/ScoreBoard';
 
+import defaultImg from "../res/img/Person.png"
+
 /* Types */
 import User from '../model/User';
 import EnigmeDuJourCreator from '../model/EnigmeDuJourCreator';
 import Stub from '../model/Stub';
 
 import SessionService from '../services/SessionService';
+import { loadImageAsync } from '../ImageHelper';
 
 function Play() {
     let first = true
 
     const theme=useTheme()
-    const {isLoggedIn, login, user, setUserData } = useAuth();
+    const {isLoggedIn, login, user, setUserData, manager } = useAuth();
     const {setDailyEnigmeData} = useGame()
 
     useEffect(() => {
@@ -81,6 +82,26 @@ function Play() {
     const { setIndicesData, setPersonData, setPersonNetworkData } = useGame();
 
 
+    useEffect(() => {
+
+        if (user == null){
+            manager.userService.fetchUserInformation().then(([user, loggedIn]) =>{
+                if (user!=null){
+                    if (loggedIn){
+                        login()
+                        setUserData(user)
+                    }
+                    else{
+                        loadImageAsync(defaultImg).then((blob) => {
+                            user.profilePicture=blob
+                            setUserData(user)
+                        })
+                    }
+                }
+            })
+        }
+    }, [isLoggedIn]);
+
     const [room, setRoom] = useState(null);
     const navigate = useNavigate();
 
@@ -146,7 +167,7 @@ function Play() {
                 {/* <button className='ButtonNav'>
                     Param
                 </button> */}
-                <ButtonImgNav dest='/signup' img={Person} text="Gestion du compte"/>
+                {/* <ButtonImgNav dest='/signup' img={defaultImg} text="Gestion du compte"/> */}
             </div>
             <div className="MidContainer">
                 <div>
diff --git a/cryptide_project/src/Pages/Profile.css b/cryptide_project/src/Pages/Profile.css
index a83adb7..3090ae4 100644
--- a/cryptide_project/src/Pages/Profile.css
+++ b/cryptide_project/src/Pages/Profile.css
@@ -1,5 +1,6 @@
 .mainContainer{
     display: flex;
+    /* flex-direction: column; */
     justify-content: center;
     align-items: center;
     margin: 50px;
@@ -20,6 +21,8 @@
     min-height: 250px;
 }
 
+/*Lpart*/
+
 .imgContainer{
     border: 5px solid black;
     border-radius: 50px;
@@ -28,6 +31,60 @@
 
 
 
+/*Rpart*/
+
+.Rpart{
+    
+    min-width: 40%;
+    min-height: 250px;
+    margin: 20px;    
+    padding: 20px;
+    
+    background-color: white;
+
+    border: solid 1px whitesmoke;
+    border-radius: 15px;
+}
+
+
+.username-display{
+    display: flex;
+}
+
+.editbutton{
+    border-color: white;
+    background-color: white;
+    border: none;
+
+    margin-left: 15px;
+    height: 25px;
+    width: 25px;
+}
+.inputpseudo{
+    display: 'flex';
+    justify-content: 'flex-start';
+    align-items: 'center';
+    flex-direction: 'row';
+
+    width: 20vw;
+    padding: 5;
+
+    border:none;
+    border-bottom: solid 2px gray;
+    border-radius: 5;
+
+    font-size: 40px;
+}
+
+.bottom{
+    display: flex;
+    flex-direction: column;
+    justify-content: end;
+    align-items: end;
+    
+    height: 100px;
+}
+
 /*File upload*/
 .parent {
     /* width: 250px; */
@@ -43,8 +100,9 @@
     /* padding: 1.5rem; */
     position: relative;
     cursor: pointer;
-    max-width: 100px;
-    max-height: 50px;
+    width: 100px;
+    height: 50px;
+
 }
 .file-upload p {
     font-size: 0.5rem;
diff --git a/cryptide_project/src/Pages/Profile.tsx b/cryptide_project/src/Pages/Profile.tsx
index 463e1fd..1e96b92 100644
--- a/cryptide_project/src/Pages/Profile.tsx
+++ b/cryptide_project/src/Pages/Profile.tsx
@@ -1,30 +1,193 @@
 import React, { useEffect, useState } from 'react';
 import ProfilePDP from '../Components/ProfilePDP';
 
-import './Profile.css'
-
-
 import SessionService from '../services/SessionService';
 import { PlayerProps } from '../types/Player';
-import { update } from 'lodash';
-import User from '../model/User';
+import { delay, update } from 'lodash';
 import { socket } from '../SocketConfig';
+import AuthService from '../services/AuthService';
+
+
+/* Style */
+import './Profile.css'
+import Edit from "../res/icon/edit-pen.png"
+import Coche from '../res/icon/coche.png'
+import Cancel from '../res/icon/cancel.png'
+
+/* Model */
+import User from '../model/User';
+
+/* Context */
 import { useAuth } from '../Contexts/AuthContext';
 
+/* Boostrap */
+import Button from 'react-bootstrap/Button';
+import Alert from 'react-bootstrap/Alert';
+import Modal from 'react-bootstrap/Modal';
+import Form from 'react-bootstrap/Form';
+import { useNavigate } from 'react-router-dom';
 
 //@ts-ignore
 const Profile = () => {
   
+  const navigate = useNavigate();
   //let player;
-  const {user} = useAuth()
+  const {user, logout} = useAuth()
+  
+  // let pseudoNotNull;
+  // if(user?.pseudo != null){
+  //   pseudoNotNull = user.pseudo;
+  // }
+
+  const [editingUsername, setEditingUsername] = useState(false);
+  const [newUsername, setNewUsername] = useState(user?.pseudo);
+
+  //@ts-ignore
+  const onUsernameChange = (newUsername) => {
+    if(user?.pseudo != null){
+      SessionService.UpdatePseudo(user.pseudo, newUsername)
+      user.pseudo = newUsername;
+    }
+  }
+
+  const handleUsernameChange = () => {
+    // Maj du pseudo
+    onUsernameChange(newUsername);
 
-  //! useeffect pour l'instant, il faudra voir pour changer la facons de prendre une session
+    // Désactiver le mode d'édition
+    setEditingUsername(false);
+  };
 
+
+  //* Gestion Modal de suppression :
+  const [showDeleteModal, setShowDeleteModal] = useState(false);
+
+  const handleShowDeleteModal = () => {
+    setShowDeleteModal(true);
+  };
+
+  const handleCloseDeleteModal = () => {
+    setShowDeleteModal(false);
+  };
+
+  //* Confirmation avec la phrase :
+  const [confirmationPhrase, setConfirmationPhrase] = useState('');
+
+  const [showWrong, setShowWrong] = useState(false);
+
+  //@ts-ignore
+  const handleConfirmationPhraseChange = (e) => {
+    setConfirmationPhrase(e.target.value);
+  };
+  
+  const handleDeleteAccount = () => {
+    // Verification de la phrase
+    if (confirmationPhrase.toLowerCase() === 'supprimer mon compte') {
+      console.log('Compte supprimé !');
+      console.log(user);
+
+      if(user!= null){
+        const pseudo = user.pseudo;
+        AuthService.delAccount(pseudo);
+        AuthService.logout();
+        logout();
+      }
+      else{
+        console.error("l'utilisateur ne peut pas être null")
+      }
+      handleCloseDeleteModal();
+
+      navigate("/play")
+
+    } else {
+      console.error('Phrase de confirmation incorrecte.');
+      setShowWrong(true);
+      setTimeout(async () => {
+        setShowWrong(false);
+      }, 3000);
+    }
+  };
+
+  
   return (
+    <>
+    <center><h1>Mon Compte</h1></center>
     <div className='mainContainer'>
-      <ProfilePDP/>
-      <h1> {user?.pseudo} </h1>
+      <div>
+          <ProfilePDP/>
+      </div>
+      <div className='Rpart'>
+        {editingUsername ? (
+            <div className='username-edit'>
+              <input 
+                type='text'
+                className='inputpseudo'
+                value={newUsername}
+                onChange={(e) => setNewUsername(e.target.value)}
+              />
+              <button className='editbutton' onClick={handleUsernameChange}>
+                <img src={Coche} alt='edit' width='25' height='25'/>
+              </button>
+              <button className='editbutton' onClick={() => setEditingUsername(false)}>
+                <img src={Cancel} alt='edit' width='25' height='25'/>
+              </button>
+            </div>
+          ) : (
+            <div className='username-display'>
+              <h1>{user?.pseudo}</h1>
+              <button className='editbutton' onClick={() => setEditingUsername(true)}>
+                <img src={Edit} alt='edit' width='25' height='25'/>
+              </button>
+            </div>  
+          )
+        }
+        <hr/>
+        {!editingUsername ? (
+        <Button variant="secondary">Modifier le mot de passe</Button>
+        ) : (
+          <Alert key='info' variant='info' style={{width:'100%'}}>
+            Vous êtes en mode "édition".
+          </Alert>
+        )}
+        <div className='bottom'>
+          <>
+            <Button variant="danger" onClick={handleShowDeleteModal}>Supprimer</Button>
+
+            <Modal show={showDeleteModal} onHide={handleCloseDeleteModal}>
+              <Modal.Header closeButton>
+                <Modal.Title>Confirmation de suppression</Modal.Title>
+              </Modal.Header>
+              <Modal.Body>
+                <p>
+                Pour confirmer la suppression de votre compte, veuillez
+                  entrer la phrase : "supprimer mon compte".
+                </p>
+                <Form.Control
+                  type='text'
+                  placeholder='Entrez la phrase de confirmation'
+                  value={confirmationPhrase}
+                  onChange={handleConfirmationPhraseChange}
+                />
+                {
+                  showWrong && 
+                  <Alert key='infomodel' variant='danger' style={{width:'100%'}}>
+                    La phrase de confirmation est incorrecte.
+                  </Alert>
+                }
+              </Modal.Body>
+              <Modal.Footer>
+                <Button variant='secondary' onClick={handleCloseDeleteModal}>
+                  Annuler
+                </Button>
+                <Button variant='danger' onClick={handleDeleteAccount}>Supprimer mon compte</Button>
+              </Modal.Footer>
+            </Modal>
+          </>
+        </div>
+
+      </div>
     </div>
+    </>
   );
 };
 
diff --git a/cryptide_project/src/SocketConfig.ts b/cryptide_project/src/SocketConfig.ts
index 7e48093..4db4397 100644
--- a/cryptide_project/src/SocketConfig.ts
+++ b/cryptide_project/src/SocketConfig.ts
@@ -1,5 +1,5 @@
 import { io } from "socket.io-client";
-import { ADRESSE_WEBSERVER } from "./adressConfig";
+import { ADRESSE_WEBSERVER } from "./AdressConfig";
 
 const socket = io(ADRESSE_WEBSERVER);
 
diff --git a/cryptide_project/src/adressConfig.ts b/cryptide_project/src/adressConfig.ts
index 8d49e11..b46e98b 100644
--- a/cryptide_project/src/adressConfig.ts
+++ b/cryptide_project/src/adressConfig.ts
@@ -2,6 +2,6 @@ const ADRESSE_WEBSERVER = "http://localhost:3002"
 
 const ADRESSE_DBSERVER = "http://localhost:3003"
 
-const ADRESSE_WEBSITE = "http://localhost:3000"
+const ADRESSE_WEBSITE = ""
 
 export {ADRESSE_DBSERVER, ADRESSE_WEBSERVER, ADRESSE_WEBSITE}
\ No newline at end of file
diff --git a/cryptide_project/src/model/User.tsx b/cryptide_project/src/model/User.tsx
index 66573d8..d112003 100644
--- a/cryptide_project/src/model/User.tsx
+++ b/cryptide_project/src/model/User.tsx
@@ -1,16 +1,12 @@
 import Player from "./Player";
-import defaultpdp from "../res/img/Person.png"
-
+import defaultImg from "../res/img/Person.png"
 class User extends Player{
 
     public soloStats: any
     public onlineStats: any
 
     constructor(id: string, pseudo: string, profilePicture: string, soloStats: any, onlineStats: any){
-        if (profilePicture == ""){
-            profilePicture = defaultpdp
-        }
-        super(id, pseudo, profilePicture)
+        super(id, pseudo, profilePicture || defaultImg)
         this.soloStats=soloStats
         this.onlineStats=onlineStats
     }
@@ -20,6 +16,7 @@ class User extends Player{
         return {
             type: "User",
             id: this.id,
+            profilePicture: this.profilePicture,
             pseudo: this.pseudo,
             soloStats: this.soloStats,
             onlineStats: this.onlineStats
diff --git a/cryptide_project/src/res/icon/cancel.png b/cryptide_project/src/res/icon/cancel.png
new file mode 100644
index 0000000..1181afb
Binary files /dev/null and b/cryptide_project/src/res/icon/cancel.png differ
diff --git a/cryptide_project/src/res/icon/coche.png b/cryptide_project/src/res/icon/coche.png
new file mode 100644
index 0000000..6ff1304
Binary files /dev/null and b/cryptide_project/src/res/icon/coche.png differ
diff --git a/cryptide_project/src/res/icon/edit-pen.png b/cryptide_project/src/res/icon/edit-pen.png
new file mode 100644
index 0000000..2a41928
Binary files /dev/null and b/cryptide_project/src/res/icon/edit-pen.png differ
diff --git a/cryptide_project/src/server/controllers/AuthController.js b/cryptide_project/src/server/controllers/AuthController.js
index 5d5edc4..3f3afa9 100644
--- a/cryptide_project/src/server/controllers/AuthController.js
+++ b/cryptide_project/src/server/controllers/AuthController.js
@@ -5,7 +5,7 @@ const bcrypt = require('bcrypt');
 const sqlite3 = require('sqlite3');
 
 class AuthController {
-  static async signUp(req, res) {
+    static async signUp(req, res) {
     const databaseService = new DatabaseService();
     const pseudo = req.body.pseudo;
     const date = new Date();
@@ -98,17 +98,40 @@ class AuthController {
     const hour = date.getHours();
     const minutes = date.getMinutes();
     // Détruire la session pour déconnecter l'utilisateur
-    req.session.destroy((err) => {
-        if (err) {
-            console.error(err);
-            res.status(500).json({ error: 'Erreur lors de la déconnexion.' });
-        } else {
-            console.log("[" + hour + ":" + minutes + "] " + pseudo + " have been disconnected.");
-            res.status(200).json({ message: 'Déconnexion réussie' });
+        req.session.destroy((err) => {
+            if (err) {
+                console.error(err);
+                res.status(500).json({ error: 'Erreur lors de la déconnexion.' });
+            } else {
+                console.log("[" + hour + ":" + minutes + "] " + pseudo + " have been disconnected.");
+                res.status(200).json({ message: 'Déconnexion réussie' });
+            }
+        });
+    }
+
+    static async delAccount(req, res){
+        const db = new DatabaseService();
+        try{
+            await db.connect();
+
+            const user = await db.getUserByPseudo(req.body.pseudo);
+            
+            if(!user){
+                res.status(400).json({ error: 'Le pseudo n\'existe pas.' });
+                return;
+            }
+            await db.deleteSoloStat(user.idUser);
+            await db.deleteOnlineStat(user.idUser);
+            await db.deleteUser(user.idUser);
         }
-    });
-  }
-  
+        catch(error){
+            console.error(error);
+            res.status(500).json({ error: 'Erreur lors de la supression du compte.' });
+        }
+        finally{
+            db.disconnect();
+        }
+    }
 }
 
 module.exports = AuthController;
\ No newline at end of file
diff --git a/cryptide_project/src/server/controllers/SessionController.js b/cryptide_project/src/server/controllers/SessionController.js
index 9f586d7..0b8f646 100644
--- a/cryptide_project/src/server/controllers/SessionController.js
+++ b/cryptide_project/src/server/controllers/SessionController.js
@@ -111,6 +111,36 @@ class SessionController {
             await db.disconnect();
         }
     }
+
+    static async UpdatePseudo(req, res){
+        const db = new DatabaseService();
+
+        try{
+            await db.connect();
+
+            const user = await db.getUserByPseudo(req.body.pseudo);
+            console.log("utilisateur" + user.idUser + " pseudo" + user.pseudo)
+            if (!user) {
+                res.status(200).json({ error: "true", message: 'User not found' });
+                return;
+            }
+
+            await db.updatePseudo(user.idUser, req.body.newPseudo); //* update
+
+            const updatedUser = await db.getUserByPseudo(req.body.newPseudo);
+            console.log("updaetdutilisateur" + updatedUser.idUser + " pseudo" + updatedUser.pseudo)
+            req.session.user.pseudo = updatedUser.pseudo;
+            console.log("req.session.user.pseudo" + req.session.user.pseudo)
+            res.status(200).json({ user: req.session.user }); //verif rep
+        }
+        catch(error){
+            console.error(error);
+            res.status(500).json({ error: 'Erreur lors de la modification du pseudo de l\'utilisateur.' });
+        }
+        finally{
+            await db.disconnect();
+        }
+    }
 }
 
 module.exports = SessionController;
\ No newline at end of file
diff --git a/cryptide_project/src/server/db/socialgraph.db b/cryptide_project/src/server/db/socialgraph.db
index 5cb305a..58e537e 100644
Binary files a/cryptide_project/src/server/db/socialgraph.db and b/cryptide_project/src/server/db/socialgraph.db differ
diff --git a/cryptide_project/src/server/routes/AuthRoutes.js b/cryptide_project/src/server/routes/AuthRoutes.js
index 5337de0..63fb965 100644
--- a/cryptide_project/src/server/routes/AuthRoutes.js
+++ b/cryptide_project/src/server/routes/AuthRoutes.js
@@ -7,9 +7,11 @@ const SessionController = require('../controllers/SessionController');
 router.post('/auth/signup', AuthController.signUp);
 router.post('/auth/signin', AuthController.signIn);
 router.delete('/auth/logout', AuthController.logout)
+router.delete('/auth/delAccount', AuthController.delAccount)
 
 // Routes pour les sessions
 router.get('/session', SessionController.getUserInformation);
+router.put('/session/updatePseudo', SessionController.UpdatePseudo);
 router.put('/session/updateSoloStats', SessionController.updateSoloStats);
 router.put('/session/updateOnlineStats', SessionController.updateOnlineStats);
 
diff --git a/cryptide_project/src/server/services/DatabaseService.js b/cryptide_project/src/server/services/DatabaseService.js
index d02f1d5..d465c7d 100644
--- a/cryptide_project/src/server/services/DatabaseService.js
+++ b/cryptide_project/src/server/services/DatabaseService.js
@@ -1,5 +1,6 @@
 const sqlite3 = require('sqlite3');
 const path = require('path');
+const { rejects } = require('assert');
 
 class DatabaseService {
     constructor(){
@@ -173,6 +174,58 @@ class DatabaseService {
             });
         });
     }
+
+    async deleteUser(userId){
+        return new Promise((resolve, reject) => {
+            this.client.run('DELETE FROM users WHERE idUser=?', userId, (err, result) => {
+                if(err){
+                    reject(err);
+                }
+                else{
+                    resolve(result);
+                }
+            });
+        });
+    }
+
+    async deleteSoloStat(userId){
+        return new Promise((resolve, reject) => {
+            this.client.run('DELETE FROM solo_stats WHERE idUser=?', userId, (err, result) => {
+                if(err){
+                    reject(err);
+                }
+                else{
+                    resolve(result);
+                }
+            });
+        });
+    }
+
+    async deleteOnlineStat(userId){
+        return new Promise((resolve, reject) => {
+            this.client.run('DELETE FROM online_stats WHERE idUser=?', userId, (err, result) => {
+                if(err){
+                    reject(err);
+                }
+                else{
+                    resolve(result);
+                }
+            });
+        });
+    }
+
+    async updatePseudo(userId, newPseudo){
+        return new Promise((resolve, reject) => {
+            this.client.run('UPDATE users SET pseudo = ? WHERE idUser = ?', newPseudo, userId, (err, result) => {
+                if(err){
+                    reject(err);
+                }
+                else{
+                    resolve(result);
+                }
+            });
+        });
+    }
 }
 
 module.exports = DatabaseService;
\ No newline at end of file
diff --git a/cryptide_project/src/services/AuthService.tsx b/cryptide_project/src/services/AuthService.tsx
index d25ad24..638788f 100644
--- a/cryptide_project/src/services/AuthService.tsx
+++ b/cryptide_project/src/services/AuthService.tsx
@@ -1,5 +1,7 @@
-import { ADRESSE_DBSERVER } from '../adressConfig';
 import VerificationService from './VerificationService';
+import {ADRESSE_DBSERVER} from "../AdressConfig"
+import User from '../model/User';
+
 
 class AuthService{
     // Méthode pour vérifier les données de connexion
@@ -82,6 +84,30 @@ class AuthService{
             throw error;
         }
     }
+
+    static async delAccount(pseudo: string){
+        try {
+            const response = await fetch(ADRESSE_DBSERVER + '/auth/delAccount', {
+                method: 'DELETE',
+                headers: {
+                    'Content-Type': 'application/json',
+                },
+                body: JSON.stringify({ pseudo }),
+                credentials: 'include',
+            });
+        
+            if (response.ok) {
+                const result = await response.json();
+                return result;
+            } else {
+                const errorResponse = await response.json();
+                throw new Error(errorResponse.error);
+            }
+        } catch (error) {
+            console.error(error);
+            throw error;
+        }
+    }
 }
 
 export default AuthService;
\ No newline at end of file
diff --git a/cryptide_project/src/services/SessionService.tsx b/cryptide_project/src/services/SessionService.tsx
index 27d5243..230f236 100644
--- a/cryptide_project/src/services/SessionService.tsx
+++ b/cryptide_project/src/services/SessionService.tsx
@@ -1,4 +1,4 @@
-import { ADRESSE_DBSERVER } from "../adressConfig";
+import {ADRESSE_DBSERVER} from "../AdressConfig"
 
 class SessionService {
     static async getSession() {
@@ -83,7 +83,34 @@ class SessionService {
             throw error;
         }
     }
+
+    static async UpdatePseudo(pseudo : string, newPseudo : string) {
+        console.log("pseudo : " + pseudo + " newpseudo : " + newPseudo)
+        try {
+            const response = await fetch(ADRESSE_DBSERVER + '/session/updatePseudo', {
+                method: 'PUT',
+                headers: {
+                    'Content-Type': 'application/json',
+                },
+                body: JSON.stringify({
+                    pseudo,
+                    newPseudo
+                }),
+                credentials: 'include',
+            });
+    
+            if (response.ok) {
+                const result = await response.json();
+                return result;
+            } else {
+                const errorResponse = await response.json();
+                throw new Error(errorResponse.error);
+            }
+        } catch (error) {
+            console.error(error);
+            throw error;
+        }
+    }
 }
-  
-  export default SessionService;
-  
\ No newline at end of file
+
+export default SessionService;