diff --git a/src/components/LoginForm.tsx b/src/components/LoginForm.tsx
index 47007de..916decc 100644
--- a/src/components/LoginForm.tsx
+++ b/src/components/LoginForm.tsx
@@ -107,7 +107,7 @@ export function LoginForm({
 
       const responseBody = await response.json()
 
-      if (response.ok) {
+      if (response.status === 201) {
         showToast({
           message: 'Usuário logado com sucesso!',
           duration: 3000,
@@ -123,6 +123,22 @@ export function LoginForm({
         return
       }
 
+      if (response.status === 200) {
+        showToast({
+          message: 'Autenticação de dois fatores necessária.',
+          duration: 3000,
+          variant: 'info',
+          closeButton: false,
+          redirect: {
+            path: `${webserver.host}/verify-two-factor-opt?token=${responseBody.userId}`,
+            countdownSeconds: 2,
+          },
+        })
+
+        form.reset()
+        return
+      }
+
       if (response.status === 404 || response.status === 401) {
         showToast({
           message: 'Usuário ou Senha incorretos.',
diff --git a/src/tests/integration/api/v1/public/auth/login/credential/post.test.ts b/src/tests/integration/api/v1/public/auth/login/credential/post.test.ts
index c366bff..de40fd6 100644
--- a/src/tests/integration/api/v1/public/auth/login/credential/post.test.ts
+++ b/src/tests/integration/api/v1/public/auth/login/credential/post.test.ts
@@ -46,7 +46,7 @@ describe('POST /api/v1/public/auth/login/credential', () => {
 
     test('should return 403 if email not verified', async () => {
       const user = await utilsTest.createDefaultUser() // this user is not email verified
-      const password = 'Password23@#!'
+      const password = 'Password123$%$'
       const device = 'device-id'
 
       const response = await fetch(
@@ -228,6 +228,35 @@ describe('POST /api/v1/public/auth/login/credential', () => {
       expect(diffDays).toBe(30)
     })
 
+    test('should return 200 and send two-factor token when user has two_factor_enabled true', async () => {
+      const user = await utilsTest.createDefaultUserTwoFactor()
+
+      const password = 'Password123$%$'
+      const device = 'device-id'
+
+      const response = await fetch(
+        `${webserver.host}/api/v1/public/auth/login/credential`,
+        {
+          method: 'POST',
+          headers: {
+            'Content-Type': 'application/json',
+          },
+          body: JSON.stringify({
+            email: user.email,
+            password,
+            device,
+          }),
+        },
+      )
+
+      const responseBody = await response.json()
+
+      expect(response.status).toBe(200)
+      expect(responseBody.message).toBe(
+        'Token de autenticação de dois fatores enviado com sucesso!',
+      )
+    })
+
     test('should delete all expired sessions', async () => {
       // Create 10 sessions with expired tokens
       for (let i = 0; i < 10; i++) {
diff --git a/src/tests/integration/api/v1/public/auth/verify-email-opt/get.test.ts b/src/tests/integration/api/v1/public/auth/verify-email-opt/get.test.ts
index ec09e35..e390c6c 100644
--- a/src/tests/integration/api/v1/public/auth/verify-email-opt/get.test.ts
+++ b/src/tests/integration/api/v1/public/auth/verify-email-opt/get.test.ts
@@ -96,7 +96,7 @@ describe('GET /api/v1/public/auth/verify-email-opt', () => {
 
       expect(user.emailVerified).toBeDefined()
       expect(user.email_verified_provider).toBe('credential')
-      expect(user.profile_completion_score).toBe(4)
+      expect(user.profile_completion_score).toBe(3)
 
       const tokenResult = await database.query({
         text: `
diff --git a/src/use-cases/auth/login/credential/login-credential.ts b/src/use-cases/auth/login/credential/login-credential.ts
index 3f4e500..5c90d02 100644
--- a/src/use-cases/auth/login/credential/login-credential.ts
+++ b/src/use-cases/auth/login/credential/login-credential.ts
@@ -2,7 +2,9 @@ import { comparePassword } from '@/lib/bcrypt'
 import { CookieRepository } from '@/repositories/cookie-repository'
 import { SessionRepository } from '@/repositories/session-repository'
 import { UserRepository } from '@/repositories/user-repository'
+import { VerificationTokenRepository } from '@/repositories/verification-token-repository'
 import { v4 } from 'uuid'
+import { generateAndSendTwoFactorToken } from './two-factor/send-token/two-factor-send-token'
 
 interface LoginCredentialUseCaseRequest {
   email: string
@@ -25,6 +27,7 @@ export class LoginCredentialUseCase {
   constructor(
     private userRepository: UserRepository,
     private sessionRepository: SessionRepository,
+    private verificationTokenRepository: VerificationTokenRepository,
     private cookieRepository: CookieRepository,
   ) {}
 
@@ -46,16 +49,7 @@ export class LoginCredentialUseCase {
       }
     }
 
-    // 3. useCase - check if email was verified
-    if (!user.emailVerified) {
-      return {
-        status: 403,
-        message: 'Email não verificado.',
-        userId: user.id,
-      }
-    }
-
-    // 4. useCase - check if password is correct
+    // 3. useCase - check if password is correct
     const isPasswordCorrect = await comparePassword(
       password,
       user.password_hash as string,
@@ -68,41 +62,67 @@ export class LoginCredentialUseCase {
       }
     }
 
-    // 5. useCase - create session token
-    const sessionToken = v4()
-    const sessionExpiry = new Date(Date.now() + DAYS_30_IN_MILLISECONDS)
-
-    // 6. useCase - check if exist a session with userId and device, if exist delete the session and create new other, if not create a new session
-    const sessionExists =
-      await this.sessionRepository.getSessionByUserIdAndDevice(
-        user.id,
-        device || '',
-      )
-
-    if (sessionExists) {
-      await this.sessionRepository.deleteSessionByToken(
-        sessionExists.sessionToken,
-      )
-    }
+    // 4. useCase - check if user is two factor enabled
+    if (user.two_factor_enabled) {
+      // 5. useCase - Generate and send two-factor token
+      await generateAndSendTwoFactorToken({
+        userId: user.id,
+        userEmail: user.email,
+        verificationTokenRepository: this.verificationTokenRepository,
+        tokenType: 'TWO_FACTOR_VERIFICATION',
+      })
+
+      return {
+        status: 200,
+        message: 'Token de autenticação de dois fatores enviado com sucesso!',
+        userId: user.id,
+      }
+    } else {
+      // 5. useCase - check if email was verified
+      if (!user.emailVerified) {
+        return {
+          status: 403,
+          message: 'Email não verificado.',
+          userId: user.id,
+        }
+      }
+
+      // 6. useCase - create session token
+      const sessionToken = v4()
+      const sessionExpiry = new Date(Date.now() + DAYS_30_IN_MILLISECONDS)
+
+      // 7. useCase - check if exist a session with userId and device, if exist delete the session and create new other, if not create a new session
+      const sessionExists =
+        await this.sessionRepository.getSessionByUserIdAndDevice(
+          user.id,
+          device || '',
+        )
+
+      if (sessionExists) {
+        await this.sessionRepository.deleteSessionByToken(
+          sessionExists.sessionToken,
+        )
+      }
+
+      await this.sessionRepository.createSession({
+        sessionToken,
+        userId: user.id,
+        expires: sessionExpiry,
+        device_identifier: device,
+      })
+
+      // 8. useCase - set session token cookie with the appropriate name and security settings
+      this.cookieRepository.setCookie({
+        name: 'authjs.session-token',
+        value: sessionToken,
+        expires: sessionExpiry,
+      })
 
-    await this.sessionRepository.createSession({
-      sessionToken,
-      userId: user.id,
-      expires: sessionExpiry,
-      device_identifier: device,
-    })
-
-    // 7. useCase - set session token cookie with the appropriate name and security settings
-    this.cookieRepository.setCookie({
-      name: 'authjs.session-token',
-      value: sessionToken,
-      expires: sessionExpiry,
-    })
-
-    return {
-      status: 201,
-      message: 'Usuário logado com sucesso!',
-      userId: user.id,
+      return {
+        status: 201,
+        message: 'Usuário logado com sucesso!',
+        userId: user.id,
+      }
     }
   }
 }
diff --git a/src/use-cases/auth/login/credential/make-login-credential.ts b/src/use-cases/auth/login/credential/make-login-credential.ts
index e0b2f42..9cf194c 100644
--- a/src/use-cases/auth/login/credential/make-login-credential.ts
+++ b/src/use-cases/auth/login/credential/make-login-credential.ts
@@ -1,16 +1,19 @@
 import { NextCookieRepository } from '@/repositories/nextjs/next-cookie-repository'
 import { PgSessionRepository } from '@/repositories/pg/pg-session-repository'
 import { PgUserRepository } from '@/repositories/pg/pg-user-repository'
+import { PgVerificationTokenRepository } from '@/repositories/pg/pg-verification-token-repository'
 import { LoginCredentialUseCase } from './login-credential'
 
 export function makeLoginCredentialUseCase() {
   const userRepository = new PgUserRepository()
   const sessionRepository = new PgSessionRepository()
+  const verificationTokenRepository = new PgVerificationTokenRepository()
   const cookieRepository = new NextCookieRepository()
 
   const useCase = new LoginCredentialUseCase(
     userRepository,
     sessionRepository,
+    verificationTokenRepository,
     cookieRepository,
   )
 
diff --git a/src/use-cases/auth/register/get-register.ts b/src/use-cases/auth/register/get-register.ts
index de3c43c..91427b6 100644
--- a/src/use-cases/auth/register/get-register.ts
+++ b/src/use-cases/auth/register/get-register.ts
@@ -12,6 +12,7 @@ interface GetRegisterUseCaseResponse {
     email: string
     name?: string
     emailVerified?: string
+    two_factor_enabled?: boolean
   }
 }
 
@@ -39,6 +40,7 @@ export class GetRegisterUseCase {
         email: userAlreadyExists.email,
         name: userAlreadyExists.nick_name || userAlreadyExists.name,
         emailVerified: userAlreadyExists.emailVerified,
+        two_factor_enabled: userAlreadyExists.two_factor_enabled,
       },
     }
   }