# Function: contactPublicKey()

```ts
function contactPublicKey(secret): string;
```

Defined in: [packages/core/src/identity/contact-key.ts:116](https://github.com/leifriksheim/minca/blob/main/core/src/identity/contact-key.ts#L116)

The public half, from the private scalar

## Parameters

| Parameter | Type |
| ------ | ------ |
| `secret` | `Uint8Array` |

## Returns

`string`