> ## Documentation Index
> Fetch the complete documentation index at: https://turnkey-0e7c1f5b-bc-add-sdk-typedoc.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# FormatHpkeBuf

# Function: formatHpkeBuf()

> **formatHpkeBuf**(`encryptedBuf`): `string`

Defined in: [crypto.ts:202](https://github.com/tkhq/sdk/blob/ee72856c3f450731d7501ab05001215768b71500/packages/crypto/src/crypto.ts#L202)

Format HPKE Buffer Function
Returns a JSON string of an encrypted bundle, separating out the cipher text and the sender public key

## Parameters

### encryptedBuf

`Uint8Array`

The result of hpkeAuthEncrypt or hpkeEncrypt

## Returns

`string`

* A JSON string with "encappedPublic" and "ciphertext"