diff --git a/api/src/app/drizzle.service.ts b/api/src/app/drizzle.service.ts
index 9151b8b..19b29b2 100644
--- a/api/src/app/drizzle.service.ts
+++ b/api/src/app/drizzle.service.ts
@@ -306,6 +306,7 @@ export class DrizzleService {
           // Optional: Aktualisierung von Name und sign_in_provider, falls sich diese ändern sollten
           name: createUserDto.name,
           sign_in_provider: createUserDto.sign_in_provider,
+          numberOfLogins: sql`${users.numberOfLogins} + 1`,
         })
         .where(eq(users.email, createUserDto.email))
         .returning();
diff --git a/api/src/app/user.controller.ts b/api/src/app/user.controller.ts
index 91217dc..1f2f30b 100644
--- a/api/src/app/user.controller.ts
+++ b/api/src/app/user.controller.ts
@@ -1,9 +1,11 @@
 // user.controller.ts
-import { Body, Controller, Post } from '@nestjs/common';
+import { Body, Controller, Post, UseGuards } from '@nestjs/common';
 import type { InsertUser } from '../db/schema';
+import { AuthGuard } from '../service/auth.guard';
 import { DrizzleService } from './drizzle.service';
 
 @Controller('users')
+@UseGuards(AuthGuard)
 export class UserController {
   constructor(private readonly drizzleService: DrizzleService) {}
 
diff --git a/api/src/db/schema.ts b/api/src/db/schema.ts
index dcc0bef..9ec6fd0 100644
--- a/api/src/db/schema.ts
+++ b/api/src/db/schema.ts
@@ -37,6 +37,7 @@ export const users = table(
     role: rolesEnum().default('guest'),
     sign_in_provider: t.varchar('sign_in_provider', { length: 50 }),
     lastLogin: t.timestamp('lastLogin', { mode: 'date' }).defaultNow(),
+    numberOfLogins: t.integer('numberOfLogins').default(1), // Neue Spalte
   },
   table => [t.uniqueIndex('users_idx').on(table.id)],
 );
diff --git a/drizzle/0000_fuzzy_invaders.sql b/drizzle/0000_giant_blink.sql
similarity index 88%
rename from drizzle/0000_fuzzy_invaders.sql
rename to drizzle/0000_giant_blink.sql
index b3c05ca..5ce59f8 100644
--- a/drizzle/0000_fuzzy_invaders.sql
+++ b/drizzle/0000_giant_blink.sql
@@ -25,7 +25,8 @@ CREATE TABLE "users" (
 	"email" varchar NOT NULL,
 	"role" "roles" DEFAULT 'guest',
 	"sign_in_provider" varchar(50),
-	"lastLogin" timestamp DEFAULT now()
+	"lastLogin" timestamp DEFAULT now(),
+	"numberOfLogins" integer DEFAULT 1
 );
 --> statement-breakpoint
 CREATE UNIQUE INDEX "deck_idx" ON "deck" USING btree ("id");--> statement-breakpoint
diff --git a/drizzle/meta/0000_snapshot.json b/drizzle/meta/0000_snapshot.json
index d98a508..87faa7e 100644
--- a/drizzle/meta/0000_snapshot.json
+++ b/drizzle/meta/0000_snapshot.json
@@ -1,5 +1,5 @@
 {
-  "id": "2bed4eae-3e6e-414b-85e2-d16e632c17ef",
+  "id": "c323fb0d-9c45-4675-9d26-195222c7f89c",
   "prevId": "00000000-0000-0000-0000-000000000000",
   "version": "7",
   "dialect": "postgresql",
@@ -195,19 +195,19 @@
           "primaryKey": false,
           "notNull": false
         },
-        "inserted": {
-          "name": "inserted",
-          "type": "timestamp",
-          "primaryKey": false,
-          "notNull": false,
-          "default": "now()"
-        },
         "lastLogin": {
           "name": "lastLogin",
           "type": "timestamp",
           "primaryKey": false,
           "notNull": false,
           "default": "now()"
+        },
+        "numberOfLogins": {
+          "name": "numberOfLogins",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "default": 1
         }
       },
       "indexes": {
diff --git a/drizzle/meta/_journal.json b/drizzle/meta/_journal.json
index a7bf69e..aed65a7 100644
--- a/drizzle/meta/_journal.json
+++ b/drizzle/meta/_journal.json
@@ -5,8 +5,8 @@
     {
       "idx": 0,
       "version": "7",
-      "when": 1739461160843,
-      "tag": "0000_fuzzy_invaders",
+      "when": 1739468475557,
+      "tag": "0000_giant_blink",
       "breakpoints": true
     }
   ]