veritatisdoloremque/docs-exp/auth-types.authcredential.signinmethod.md

Monorepo for the Firebase JavaScript SDK

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[Home](./index.md) &gt; [@firebase/auth-types](./auth-types.md) &gt; [AuthCredential](./auth-types.authcredential.md) &gt; [signInMethod](./auth-types.authcredential.signinmethod.md)

## AuthCredential.signInMethod property

The authentication sign in method for the credential.

<b>Signature:</b>

```typescript
readonly signInMethod: string;
```

## Remarks

For example, [SignInMethod.EMAIL\_PASSWORD](./auth-types.signinmethod.email_password.md)<!-- -->, or [SignInMethod.EMAIL\_LINK](./auth-types.signinmethod.email_link.md)<!-- -->. This corresponds to the sign-in method identifier as returned in [fetchSignInMethodsForEmail()](./auth.fetchsigninmethodsforemail.md)<!-- -->.