diff --git a/config/deploy.rb b/config/deploy.rb
index 57022f6..f288b17 100644
--- a/config/deploy.rb
+++ b/config/deploy.rb
@@ -48,7 +48,6 @@
     on roles(:app) do
       execute "ln -sf #{shared_path}/.env-api #{release_path}/api/.env"
       execute "ln -sf #{shared_path}/.env-frontend #{release_path}/frontend/.env"
-      execute "ln -sf #{shared_path}/.env-frontend #{release_path}/frontend/.env.production"
     end
   end
 
@@ -86,6 +85,7 @@
   on roles(:app) do
     within release_path.join('frontend') do
       execute :npm, 'install' # Installer les dépendances npm
+      execute :sudo, 'rm -rf dist' # Supprimer ancien build de l'application
       execute :npm, 'run build' # Construire l'application Vue.js
     end
   end
diff --git a/frontend/src/components/NavBar.vue b/frontend/src/components/NavBar.vue
index 9817aec..d1ce8f4 100644
--- a/frontend/src/components/NavBar.vue
+++ b/frontend/src/components/NavBar.vue
@@ -1,6 +1,9 @@
 <script setup>
-import { ref } from 'vue';
+import { ref, resolveDirective } from 'vue';
 import { currentUser, AuthService } from '@/domain/AuthService';
+import { useRouter } from 'vue-router';
+
+const router = useRouter();
 
 const isActive = ref(false);
 
@@ -10,7 +13,10 @@ const toggleMenu = () => {
 }
 
 const logout = () => {
-  AuthService.logout();
+  AuthService.logout().then(() => {
+    router.push({ name: 'home' });
+  })
+ 
 }
 
 </script>
diff --git a/frontend/src/domain/AuthService.js b/frontend/src/domain/AuthService.js
index ab71034..23743d9 100644
--- a/frontend/src/domain/AuthService.js
+++ b/frontend/src/domain/AuthService.js
@@ -3,7 +3,6 @@ import { ref } from 'vue';
 import { setCookie, getCookie, deleteAllCookies } from "./Cookies";
 import { User } from './User';
 
-
 /** Utility class to manage authentication and make requests to the API.*/
 export class AuthService {
 
@@ -17,10 +16,13 @@ export class AuthService {
      * @return {boolean} Wether the operation was successful.
      */
     static async register(username, password, passwordConfirmation) {
+        const hash = await this.hashString(password);
+        const hashConf = await this.hashString(passwordConfirmation);
+
         let data = {
             "username": username,
-            "password1": password,
-            "password2": passwordConfirmation,
+            "password1": hash,
+            "password2": hashConf,
         };
 
         let response = null;
@@ -46,11 +48,15 @@ export class AuthService {
      * @return {string} The authentication token that was saved.
      */
     static async login(username, password) {
+        const hash = await this.hashString(password);
+
         let data = {
             "username": username,
-            "password": password,
+            "password": hash,
         };
 
+
+
         const response = await axios.post(
             `${import.meta.env.VITE_API_URL}/user/login/`,
             data
@@ -113,6 +119,27 @@ export class AuthService {
             return null;
         }
     }
+
+
+    /**
+     * Hashes a string using the SHA-256 algorithm.
+     * @param {string} str - The string to be hashed.
+     * @returns {Promise<string>} A Promise that resolves with the hexadecimal hash string.
+     */
+    static async hashString(str) {
+        // Convert the string to an array buffer
+        const encoder = new TextEncoder();
+        const data = encoder.encode(str);
+
+        // Hash the data using SHA-256 algorithm
+        const hashBuffer = await crypto.subtle.digest('SHA-256', data);
+
+        // Convert the hash buffer to a hex string
+        const hashArray = Array.from(new Uint8Array(hashBuffer));
+        const hashHex = hashArray.map(byte => byte.toString(16).padStart(2, '0')).join('');
+
+        return hashHex;
+    }
 }
 
 
diff --git a/frontend/src/views/EditTournamentView.vue b/frontend/src/views/EditTournamentView.vue
index d365879..de28ffc 100644
--- a/frontend/src/views/EditTournamentView.vue
+++ b/frontend/src/views/EditTournamentView.vue
@@ -81,13 +81,15 @@ const sendMatchResult = (match) => {
                     <label :for="match.id + '-' + match.player1Id">Score de {{ match.player1Name }} :</label>
                     <input :id="match.id + '-' + match.player1Id" type="number" :name="match.id + '-' + match.player1Id"
                         placeholder="0" required :disabled="match.state != 'open'"
-                        :value="match.scores === '' ? null : match.scores.split('-')[0]">
+                        :value="match.scores === '' ? null : match.scores.split('-')[0]"
+                        min="0" max="100">
 
 
                     <label :for="match.id + '-' + match.player2Id">Score de {{ match.player2Name }} :</label>
                     <input :id="match.id + '-' + match.player2Id" type="number" :name="match.id + '-' + match.player2Id"
                         placeholder="0" required :disabled="match.state != 'open'"
-                        :value="match.scores === '' ? null : match.scores.split('-')[1]">
+                        :value="match.scores === '' ? null : match.scores.split('-')[1]"
+                        min="0" max="100">
                 </form>
                 <button class="btn-primary" @click="sendMatchResult(match)"
                     :disabled="match.state != 'open'">Envoyer</button>
diff --git a/frontend/src/views/LoginView.vue b/frontend/src/views/LoginView.vue
index 241f646..fecab06 100644
--- a/frontend/src/views/LoginView.vue
+++ b/frontend/src/views/LoginView.vue
@@ -8,6 +8,7 @@ const form = ref(null)
 
 const username = ref(null)
 const password = ref(null)
+const errorMessage = ref(null)
 
 const login = () => {
     if (!form.value.reportValidity()) return;
@@ -16,7 +17,9 @@ const login = () => {
         password.value,
     ).then((token) => {
         router.push({ name: "home" })
-    })
+    }).catch(error => {
+        errorMessage.value = "Nom d'utilisateur ou mot de passe incorrect"; // Définition du message d'erreur
+    });
 };
 
 </script>
@@ -29,7 +32,7 @@ const login = () => {
             <form method="post" ref="form">
                 <div class="form-row">
                     <label for="username">Pseudo :</label>
-                    <input id="username" type="text" name="username" placeholder="john.doe@example.com"
+                    <input id="username" type="text" name="username"
                         v-model="username" required>
                 </div>
                 <div class="form-row">
@@ -39,12 +42,16 @@ const login = () => {
             </form>
             <button class="btn-primary" @click="login">Connexion</button>
             <hr>
+            <div v-if="errorMessage" class="error-message">{{ errorMessage }}</div>
             <p>Pas de compte ? <router-link :to="{ name: 'register' }">S'inscrire</router-link></p>
         </div>
     </div>
 </template>
 
 <style lang="scss" scoped>
+@import "@/assets/styles/breakpoints";
+@import "@/assets/styles/colors";
+
 .flex-container {
     align-items: center;
     justify-content: center;
@@ -87,5 +94,12 @@ const login = () => {
             }
         }
     }
+    .error-message {
+        background-color: $primary;
+        color: $on-primary;
+        text-align: center;
+        padding: 12px 16px;
+        border-radius: 8px;
+    }
 }
 </style>
\ No newline at end of file
diff --git a/frontend/src/views/ManageTournamentsView.vue b/frontend/src/views/ManageTournamentsView.vue
index f085da5..9a4d9ac 100644
--- a/frontend/src/views/ManageTournamentsView.vue
+++ b/frontend/src/views/ManageTournamentsView.vue
@@ -6,18 +6,20 @@ import { TournamentStatus } from '../domain/TournamentStatus';
 
 const router = useRouter();
 const tournaments = ref([]);
+const loading = ref(false);
 
-function deleteTournament(id,name) {
+
+function deleteTournament(id, name) {
     let text = prompt("Êtes-vous sûr de vouloir supprimer le tournoi ?\nSi oui, tapez \"" + name + "\" pour confirmer");
 
-    if(text ==name){
-        
+    if (text == name) {
+
         TournamentService.deleteTournament(id).then((successful) => {
             if (!successful) return;
             tournaments.value = tournaments.value.filter((tournament) => tournament.id != id);
-            });
+        });
     }
-   
+
 }
 
 function editTournament(id) {
@@ -30,9 +32,13 @@ function addTournament() {
 
 function nextTournamentStatus(tournament) {
     if (tournament.status.id == TournamentStatus.Completed.id) return;
+    loading.value = true;
     TournamentService.nextTournamentStatus(tournament).then((newStatus) => {
         const index = tournaments.value.indexOf(tournament);
         tournaments.value[index].status = newStatus;
+        loading.value = false;
+    }).catch(() => {
+        loading.value = false;
     });
 }
 
@@ -46,7 +52,7 @@ onMounted(async () => {
     <div class="grid-container">
         <h1>
             Gérer les tournois
-            <span @click="addTournament" class="material-symbols-outlined">
+            <span @click="addTournament" class="material-symbols-outlined" title="Cliquez pour ajouter un tournoi">
                 add
             </span>
         </h1>
@@ -65,10 +71,13 @@ onMounted(async () => {
                     {{ (tournament.status) }}
                 </div>
                 <div>
-                    <span @click="nextTournamentStatus(tournament)" class="material-symbols-outlined"
-                        :class="{ 'disabled': tournament.status.id == TournamentStatus.Completed.id }"
-                        title="Cliquez pour passer au prochain plan">
-                        next_plan
+
+                    <span v-if="tournament.playerIds && tournament.playerIds.length >= 2"
+                        @click="nextTournamentStatus(tournament)" class="material-symbols-outlined"
+                        :class="{ 'disabled': tournament.status.id == TournamentStatus.Completed.id || tournament.loading }"
+                        title="Cliquez pour passer au prochain statut">next_plan</span>
+                    <span v-else class="material-symbols-outlined disabled" title="Pas assez de joueurs">
+                        cancel
                     </span>
                     <span @click="deleteTournament(tournament.id, tournament.name)" class="material-symbols-outlined"
                         title="Cliquez pour supprimer le tournoi">
@@ -78,6 +87,8 @@ onMounted(async () => {
                         title="Cliquez pour modifier le tournoi">
                         edit
                     </span>
+                    <div v-if="loading" class="loading-spinner"></div>
+
                 </div>
                 <hr>
             </div>
@@ -97,6 +108,20 @@ h1 {
     span {
         cursor: pointer;
         margin-left: 16px;
+        border-width: 1px;
+        border-color: white;
+        background: white;
+        border-style: solid;
+        padding: 4px;
+        border-radius: 4px;
+        color: black;
+        transition: all 0.25s;
+
+
+        &:hover {
+            transform: translateY(-2px);
+            box-shadow: 0px 0px 20px rgba($color: $primary, $alpha: 0.5);
+        }
     }
 
 }
@@ -154,12 +179,19 @@ h1 {
             user-select: none;
             /* Standard syntax */
 
-            span:hover {
-                cursor: pointer;
-            }
+            span {
+                &:hover {
+                    cursor: pointer;
+                }
 
-            span.disabled:hover {
-                cursor: not-allowed;
+                &.disabled {
+                    opacity: 0.5;
+
+                    &:hover {
+
+                        cursor: not-allowed;
+                    }
+                }
             }
 
         }
@@ -214,4 +246,23 @@ h1 {
         width: calc(100% - (3 * 8px / 4));
     }
 }
+
+.loading-spinner {
+    border: 4px solid rgba(0, 0, 0, 0.1);
+    border-left-color: #09f;
+    border-radius: 50%;
+    width: 20%;
+    height: 100%;
+    animation: spin 1s linear infinite;
+}
+
+@keyframes spin {
+    0% {
+        transform: rotate(0deg);
+    }
+
+    100% {
+        transform: rotate(360deg);
+    }
+}
 </style>
\ No newline at end of file
diff --git a/frontend/src/views/RegisterView.vue b/frontend/src/views/RegisterView.vue
index dd68aa0..a9d1420 100644
--- a/frontend/src/views/RegisterView.vue
+++ b/frontend/src/views/RegisterView.vue
@@ -35,7 +35,7 @@ const register = async () => {
             <form method="post" ref="form">
                 <div class="form-row">
                     <label for="username">Pseudo :</label>
-                    <input id="username" type="text" name="username" placeholder="john.doe@example.com"
+                    <input id="username" type="text" name="username"
                         v-model="username" required>
                 </div>
                 <div class="form-row">
diff --git a/frontend/src/views/TournamentDetailsView.vue b/frontend/src/views/TournamentDetailsView.vue
index 2a5b111..8d48428 100644
--- a/frontend/src/views/TournamentDetailsView.vue
+++ b/frontend/src/views/TournamentDetailsView.vue
@@ -28,6 +28,8 @@ const register = async () => {
         }
         await TournamentService.registerForTournament(tournamentId);
     }
+
+    location.reload();
 };
 
 const unregister = async () => {
@@ -36,6 +38,7 @@ const unregister = async () => {
         isRegistered.value = false;
     }
     await TournamentService.unregisterFromTournament(tournamentId);
+    location.reload();
 };
 
 </script>
@@ -57,7 +60,7 @@ const unregister = async () => {
 
         <hr>
 
-        <div v-if="tournament.status.id > 1">
+        <div v-if="tournament.status.id > 1" class="display-tournament">
             <img :src="tournament.challongeImageUrl">
         </div>
     </div>
@@ -65,6 +68,9 @@ const unregister = async () => {
 </template>
 
 <style scoped lang="scss">
+@import "@/assets/styles/breakpoints";
+@import "@/assets/styles/colors";
+
 .grid-container * {
     grid-column: 1 / span 12;
 }
@@ -85,4 +91,10 @@ const unregister = async () => {
     grid-column: 4 / span 12;
 
 }
+
+.display-tournament {
+    background-color: $on-primary;
+    padding: 12px 16px;
+    border-radius: 8px; 
+}
 </style>
\ No newline at end of file