diff --git a/backend/src/entities/index.ts b/backend/src/entities/index.ts
index 2c05a4a..6bca565 100644
--- a/backend/src/entities/index.ts
+++ b/backend/src/entities/index.ts
@@ -1 +1,2 @@
 export * from './user-credentials.entity';
+export * from './user-data.entity';
diff --git a/backend/src/entities/user-data.entity.ts b/backend/src/entities/user-data.entity.ts
new file mode 100644
index 0000000..8511179
--- /dev/null
+++ b/backend/src/entities/user-data.entity.ts
@@ -0,0 +1,22 @@
+import {
+  Column,
+  Entity,
+  PrimaryGeneratedColumn,
+  OneToOne,
+  JoinColumn,
+} from 'typeorm';
+
+import { UserCredentials } from './user-credentials.entity';
+
+@Entity()
+export class UserData {
+  @PrimaryGeneratedColumn('uuid')
+  public id: number;
+
+  @Column({ default: false })
+  public isEmailConfirmed: boolean;
+
+  @OneToOne(() => UserCredentials)
+  @JoinColumn()
+  public user: UserCredentials;
+}
diff --git a/backend/src/modules/auth-module/auth.module.ts b/backend/src/modules/auth-module/auth.module.ts
index ed6168d..efc84be 100644
--- a/backend/src/modules/auth-module/auth.module.ts
+++ b/backend/src/modules/auth-module/auth.module.ts
@@ -1,9 +1,10 @@
 import { Module } from '@nestjs/common';
 import { JwtModule } from '@nestjs/jwt';
 import { TypeOrmModule } from '@nestjs/typeorm';
-import { UserCredentials } from 'src/entities/user-credentials.entity';
+import { UserData, UserCredentials } from 'src/entities';
 
 import { AuthController } from './controller/auth.controller';
+import { UserDataRepository } from './repositories/user-data.repository';
 import { UserRepository } from './repositories/user.repository';
 import { AuthService } from './services/auth.service';
 import { EncryptionService } from './services/encryption.service';
@@ -13,13 +14,14 @@ import { AccessTokenStrategy, RefreshTokenStrategy } from './strategies';
 @Module({
   imports: [
     JwtModule.register({}),
-    TypeOrmModule.forFeature([UserCredentials]),
+    TypeOrmModule.forFeature([UserCredentials, UserData]),
   ],
   providers: [
     AuthService,
     TokenManagementService,
     EncryptionService,
     UserRepository,
+    UserDataRepository,
     AccessTokenStrategy,
     RefreshTokenStrategy,
   ],
diff --git a/backend/src/modules/auth-module/repositories/user-data.repository.ts b/backend/src/modules/auth-module/repositories/user-data.repository.ts
new file mode 100644
index 0000000..85c593c
--- /dev/null
+++ b/backend/src/modules/auth-module/repositories/user-data.repository.ts
@@ -0,0 +1,21 @@
+import { Injectable } from '@nestjs/common';
+import { InjectRepository } from '@nestjs/typeorm';
+import { UserData } from 'src/entities';
+import { Repository } from 'typeorm';
+
+@Injectable()
+export class UserDataRepository {
+  public constructor(
+    @InjectRepository(UserData)
+    private readonly repository: Repository<UserData>
+  ) {}
+
+  public async createInitialUserData(userid: number): Promise<UserData> {
+    const userData = new UserData();
+
+    userData.id = userid;
+    userData.isEmailConfirmed = false;
+
+    return this.repository.save(userData);
+  }
+}
diff --git a/backend/src/modules/auth-module/services/auth.service.ts b/backend/src/modules/auth-module/services/auth.service.ts
index 6d2d498..1859820 100644
--- a/backend/src/modules/auth-module/services/auth.service.ts
+++ b/backend/src/modules/auth-module/services/auth.service.ts
@@ -1,6 +1,7 @@
 import { ForbiddenException, Injectable } from '@nestjs/common';
 
 import { TokensDto, UserCredentialsDto } from '../models/dto';
+import { UserDataRepository } from '../repositories/user-data.repository';
 import { UserRepository } from '../repositories/user.repository';
 
 import { EncryptionService } from './encryption.service';
@@ -10,6 +11,7 @@ import { TokenManagementService } from './token-management.service';
 export class AuthService {
   public constructor(
     private readonly userRepository: UserRepository,
+    private readonly UserDataRepository: UserDataRepository,
     private readonly tokenManagementService: TokenManagementService,
     private readonly encryptionService: EncryptionService
   ) {}
@@ -23,6 +25,8 @@ export class AuthService {
       passwordHashed
     );
 
+    await this.UserDataRepository.createInitialUserData(user.id);
+
     return this.generateAndPersistTokens(user.id, user.email);
   }
 
diff --git a/backend/src/modules/database-module/database-config.ts b/backend/src/modules/database-module/database-config.ts
index b674b2f..e355798 100644
--- a/backend/src/modules/database-module/database-config.ts
+++ b/backend/src/modules/database-module/database-config.ts
@@ -1,6 +1,6 @@
 import { ConfigService } from '@nestjs/config';
 import { TypeOrmModuleOptions } from '@nestjs/typeorm';
-import { UserCredentials } from 'src/entities';
+import { UserCredentials, UserData } from 'src/entities';
 
 export const databaseConfigFactory = (
   configService: ConfigService
@@ -13,5 +13,5 @@ export const databaseConfigFactory = (
   database: configService.get('DB_NAME'),
   synchronize: true,
   logging: true,
-  entities: [UserCredentials],
+  entities: [UserCredentials, UserData],
 });