# `createPasskeySigner`

Creates a new passkey signer using a [WebAuthn credential](https://developer.mozilla.org/en-US/docs/Web/API/Credential).

## Usage

```typescript
const rpcUrl = "https://..."
const credential = window.navigator.credentials.create({ ... })

const passkeySigner = await Safe.createPasskeySigner(credential)

const protocolKit = await Safe.init({
  provider: rpcURL,
  signer: passkeySigner,
  safeAddress
})
```

## Parameters

### `credential`

- **Type**: `Credential`

The WebAuthn credential to use for signing.

```typescript focus=2
const passkeySigner = await Safe.createPasskeySigner(
  credential
)
```

## Returns

`Promise<Pick<PasskeyArgType, 'rawId' | 'coordinates'>>`

An object containing the passkey signer that should be stored securely containing:

- `rawId`: The `rawId` of the credential.
- `coordinates`: The coordinates of the credential. The coordinates are used to sign using Safe smart contracts