diff --git a/packages/tests-e2e/src/connect/models/BaseModel.ts b/packages/tests-e2e/src/connect/models/BaseModel.ts
index 996225a3c..b68e29351 100644
--- a/packages/tests-e2e/src/connect/models/BaseModel.ts
+++ b/packages/tests-e2e/src/connect/models/BaseModel.ts
@@ -1,7 +1,7 @@
-import type { Page } from '@playwright/test';
+import { Page } from '@playwright/test';
 
-import { ScreenNames } from '../utils/Constants';
-import { expectScreen } from '../utils/ExpectScreen';
+import { ErrorTexts, ScreenNames } from '../utils/Constants';
+import { expectScreen, expectError } from '../utils/ExpectScreen';
 import type { VirtualAuthenticator } from '../utils/VirtualAuthenticator';
 import { AppendModel } from './AppendModel';
 import { HomeModel } from './HomeModel';
@@ -53,6 +53,10 @@ export class BaseModel {
     return expectScreen(this.page, screenName);
   }
 
+  expectError(message: ErrorTexts) {
+    return expectError(this.page, message);
+  }
+
   async createUser(invited: boolean, append: boolean) {
     this.email = await this.signup.autofillCredentials();
     await this.signup.submit();
diff --git a/packages/tests-e2e/src/connect/models/LoginModel.ts b/packages/tests-e2e/src/connect/models/LoginModel.ts
index eed6e05c3..e31a921b7 100644
--- a/packages/tests-e2e/src/connect/models/LoginModel.ts
+++ b/packages/tests-e2e/src/connect/models/LoginModel.ts
@@ -1,7 +1,9 @@
-import { expect } from '@playwright/test';
 import type { Page } from '@playwright/test';
+import { expect } from '@playwright/test';
 
 import type { VirtualAuthenticator } from '../utils/VirtualAuthenticator';
+import { expectScreen } from '../utils/ExpectScreen';
+import { ScreenNames } from '../utils/Constants';
 
 export class LoginModel {
   page: Page;
@@ -12,16 +14,36 @@ export class LoginModel {
     this.authenticator = authenticator;
   }
 
-  submitPasskeyButton(): Promise<void> {
+  submitPasskeyButton(complete: boolean) {
     const operationTrigger = () => this.page.locator('.cb-passkey-button').click();
-    return this.authenticator.startAndCompletePasskeyOperation(operationTrigger);
+    if (complete) {
+      return this.authenticator.startAndCompletePasskeyOperation(operationTrigger);
+    } else {
+      return this.authenticator.startAndCancelPasskeyOperation(operationTrigger, () =>
+        expectScreen(this.page, ScreenNames.PasskeyError1),
+      );
+    }
   }
 
-  removePasskeyButton(): Promise<void> {
+  removePasskeyButton() {
     return this.page.locator('.cb-switch').click();
   }
 
-  async submitEmail(email: string, withPasskey: boolean): Promise<void> {
+  async repeatedlyFailPasskeyInput() {
+    const operationTrigger1 = () => this.page.getByRole('button', { name: 'Continue' }).click();
+    await this.authenticator.startAndCancelPasskeyOperation(operationTrigger1, () =>
+      expectScreen(this.page, ScreenNames.PasskeyError2),
+    );
+
+    const operationTrigger2 = () => this.page.getByRole('button', { name: 'Try again' }).click();
+    await this.authenticator.startAndCancelPasskeyOperation(operationTrigger2, () => this.page.waitForTimeout(100));
+    await this.authenticator.startAndCancelPasskeyOperation(operationTrigger2, () => this.page.waitForTimeout(100));
+    await this.authenticator.startAndCancelPasskeyOperation(operationTrigger2, () =>
+      expectScreen(this.page, ScreenNames.InitLoginFallback),
+    );
+  }
+
+  async submitEmail(email: string, withPasskey: boolean) {
     await this.page.getByLabel('Email address').fill(email);
     if (withPasskey) {
       const operationTrigger = () => this.page.getByRole('button', { name: 'Login' }).click();
@@ -31,7 +53,7 @@ export class LoginModel {
     }
   }
 
-  async submitFallbackCredentials(email: string, password: string, emailAutofilled = false): Promise<void> {
+  async submitFallbackCredentials(email: string, password: string, emailAutofilled = false) {
     if (emailAutofilled) {
       await expect(this.page.getByPlaceholder('Email')).toHaveValue(email);
     } else {
diff --git a/packages/tests-e2e/src/connect/models/PasskeyListModel.ts b/packages/tests-e2e/src/connect/models/PasskeyListModel.ts
index 52f47392e..eab308022 100644
--- a/packages/tests-e2e/src/connect/models/PasskeyListModel.ts
+++ b/packages/tests-e2e/src/connect/models/PasskeyListModel.ts
@@ -16,20 +16,23 @@ export class PasskeyListModel {
     return expect(this.page.locator('.cb-passkey-list-item')).toHaveCount(n);
   }
 
-  async deletePasskey(index: number) {
+  async deletePasskey(index: number): Promise<void> {
     await this.page.locator('.cb-passkey-list-item-delete-icon').nth(index).click();
     await this.page.getByRole('button', { name: 'Delete' }).click();
   }
 
-  async appendPasskey(complete: boolean) {
-    const operationTrigger = () => this.page.getByRole('button', { name: 'Add a passkey' }).click();
+  appendPasskey(complete: boolean): Promise<void> {
+    const operationTrigger: () => Promise<void> = (): Promise<void> =>
+      this.page.getByRole('button', { name: 'Add a passkey' }).click();
     if (complete) {
-      await this.authenticator.startAndCompletePasskeyOperation(operationTrigger);
+      return this.authenticator.startAndCompletePasskeyOperation(operationTrigger);
     } else {
-      await this.authenticator.startAndCancelPasskeyOperation(operationTrigger, () =>
-        expect(this.page.locator('.cb-notification-text')).toHaveText(
-          'You have cancelled setting up your passkey. Please try again.',
-        ),
+      return this.authenticator.startAndCancelPasskeyOperation(
+        operationTrigger,
+        (): Promise<void> =>
+          expect(this.page.locator('.cb-notification-text')).toHaveText(
+            'You have cancelled setting up your passkey. Please try again.',
+          ),
       );
     }
   }
diff --git a/packages/tests-e2e/src/connect/scenarios/hooks.ts b/packages/tests-e2e/src/connect/scenarios/hooks.ts
index eaa287ded..8abea9824 100644
--- a/packages/tests-e2e/src/connect/scenarios/hooks.ts
+++ b/packages/tests-e2e/src/connect/scenarios/hooks.ts
@@ -24,16 +24,16 @@ export function setupVirtualAuthenticator(
   });
 }
 
-// export function loadInvitationToken(
-//   test: TestType<
-//     PlaywrightTestArgs & PlaywrightTestOptions & { model: BaseModel },
-//     PlaywrightWorkerArgs & PlaywrightWorkerOptions
-//   >,
-// ) {
-//   test.beforeEach(async ({ model }) => {
-//     await model.loadInvitationToken();
-//   });
-// }
+export function loadInvitationToken(
+  test: TestType<
+    PlaywrightTestArgs & PlaywrightTestOptions & { model: BaseModel },
+    PlaywrightWorkerArgs & PlaywrightWorkerOptions
+  >,
+) {
+  test.beforeEach(async ({ model }) => {
+    await model.loadInvitationToken();
+  });
+}
 
 export function loadSignup(
   test: TestType<
diff --git a/packages/tests-e2e/src/connect/scenarios/login.spec.ts b/packages/tests-e2e/src/connect/scenarios/login.spec.ts
index 230229727..8dda5d79d 100644
--- a/packages/tests-e2e/src/connect/scenarios/login.spec.ts
+++ b/packages/tests-e2e/src/connect/scenarios/login.spec.ts
@@ -1,6 +1,6 @@
 import { test } from '../fixtures/BaseTest';
-import { password, ScreenNames } from '../utils/Constants';
-import { setupUser, setupVirtualAuthenticator } from './hooks';
+import { ErrorTexts, password, ScreenNames } from '../utils/Constants';
+import { loadInvitationToken, setupUser, setupVirtualAuthenticator } from './hooks';
 
 test.describe('login component (without invitation token)', () => {
   setupUser(test, false);
@@ -41,7 +41,7 @@ test.describe('login component (with invitation token, with passkeys)', () => {
     await model.home.logout();
     await model.expectScreen(ScreenNames.InitLoginOneTap);
 
-    await model.login.submitPasskeyButton();
+    await model.login.submitPasskeyButton(true);
     await model.expectScreen(ScreenNames.Home);
   });
 
@@ -55,4 +55,33 @@ test.describe('login component (with invitation token, with passkeys)', () => {
     await model.login.submitEmail(model.email, true);
     await model.expectScreen(ScreenNames.Home);
   });
+
+  test('attempt login with repeated failed passkey input', async ({ model }) => {
+    await model.home.logout();
+    await model.expectScreen(ScreenNames.InitLoginOneTap);
+
+    await model.login.submitPasskeyButton(false);
+    await model.login.repeatedlyFailPasskeyInput();
+  });
+});
+
+test.describe('login component (input validation)', () => {
+  setupVirtualAuthenticator(test);
+  loadInvitationToken(test);
+
+  test('attempt login with incomplete credentials', async ({ model }) => {
+    await model.loadLogin();
+    await model.expectScreen(ScreenNames.InitLogin);
+
+    await model.login.submitEmail('', false);
+    await model.expectError(ErrorTexts.EmptyEmail);
+  });
+
+  test('attempt login with unknown credentials', async ({ model }) => {
+    await model.loadLogin();
+    await model.expectScreen(ScreenNames.InitLogin);
+
+    await model.login.submitEmail('unknown-email@corbado.com', false);
+    await model.expectError(ErrorTexts.UnknownEmail);
+  });
 });
diff --git a/packages/tests-e2e/src/connect/utils/Constants.ts b/packages/tests-e2e/src/connect/utils/Constants.ts
index 3b3a444d4..29159a1f3 100644
--- a/packages/tests-e2e/src/connect/utils/Constants.ts
+++ b/packages/tests-e2e/src/connect/utils/Constants.ts
@@ -7,6 +7,14 @@ export enum ScreenNames {
   PasskeyAppended,
   Home,
   PasskeyList,
+  PasskeyError1,
+  PasskeyError2,
+}
+
+export enum ErrorTexts {
+  EmptyEmail = 'Enter your email address.',
+  UnknownEmail = 'There is no account registered to that email address.',
+  CancelledPasskey = 'You have cancelled setting up your passkey. Please try again.',
 }
 
 export const phone = '+4915121609839';
diff --git a/packages/tests-e2e/src/connect/utils/ExpectScreen.ts b/packages/tests-e2e/src/connect/utils/ExpectScreen.ts
index a27179fb8..0befd2de2 100644
--- a/packages/tests-e2e/src/connect/utils/ExpectScreen.ts
+++ b/packages/tests-e2e/src/connect/utils/ExpectScreen.ts
@@ -1,9 +1,9 @@
 import type { Page } from '@playwright/test';
 import { expect } from '@playwright/test';
 
-import { ScreenNames } from './Constants';
+import { ErrorTexts, ScreenNames } from './Constants';
 
-export const expectScreen = async (page: Page, screenName: ScreenNames) => {
+export const expectScreen = async (page: Page, screenName: ScreenNames): Promise<void> => {
   switch (screenName) {
     case ScreenNames.InitSignup:
       await expect(page.locator('div.font-bold.text-xl')).toHaveText('Signup');
@@ -41,7 +41,23 @@ export const expectScreen = async (page: Page, screenName: ScreenNames) => {
       await expect(page.locator('.cb-connect-passkey-list')).toBeVisible();
       return;
 
+    case ScreenNames.PasskeyError1:
+      await expect(page.locator('.cb-connect-container').locator('.cb-login-header')).toContainText(
+        'Use your passkey to confirm it’s really you',
+      );
+      return;
+
+    case ScreenNames.PasskeyError2:
+      await expect(page.locator('.cb-connect-container').locator('.cb-login-header')).toContainText(
+        'Something went wrong!',
+      );
+      return;
+
     default:
       throw new Error('Invalid screen');
   }
 };
+
+export const expectError = (page: Page, message: ErrorTexts): Promise<void> => {
+  return expect(page.locator('.cb-notification-text')).toHaveText(message);
+};