# Verify passkey sign-in WebAuthn authentication

**POST /api/experience/verification/sign-in-web-authn/authentication/verify**

Verify the passkey sign-in WebAuthn authentication response against the stored authentication challenge. Upon successful verification, the verification record will be marked as verified and the user will be resolved by the credential.


## Servers
- Logto endpoint address.: https://[tenant_id].logto.app (Logto endpoint address.)



## Parameters



### Body: application/json (object)

- **payload** (object)
  The WebAuthn assertion response from the user's passkey credential.


## Responses
### 200
The passkey sign-in WebAuthn authentication has been successfully verified.

#### Body: application/json (object)
- **verificationId** (string)
  The unique verification ID of the passkey sign-in WebAuthn authentication verification record.

### 400
Invalid request. <br/> - `session.mfa.pending_info_not_found:` The WebAuthn authentication challenge is missing in the current verification record. <br/>- `session.mfa.webauthn_verification_failed:` The WebAuthn assertion response is invalid or cannot be verified.

### 404
Verification session not found.


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