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

# sha256

> Function sha256 in the Baileys API.

> **sha256**(`buffer`): `NonSharedBuffer`

Defined in: [src/Utils/crypto.ts:118](https://github.com/WhiskeySockets/Baileys/blob/master/src/Utils/crypto.ts#L118)

## Parameters

### buffer

`Buffer`

## Returns

`NonSharedBuffer`