> ## Documentation Index
> Fetch the complete documentation index at: https://docs.qu.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# lock

```ts theme={null}
function lock(): void
```

Once called, prevents any future change to the underlying cryptographic primitives using the `.register` feature for
hooks.

## Returns

`void`

## Source

[crypto/index.ts:27](https://github.com/dominant-strategies/quais.js/blob/c1c12d43f9d34c6baad2b0542bd6d0acd6fefcbf/src/crypto/index.ts#L27)