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

# ISenderKeyMessage

> Protobuf interface ISenderKeyMessage generated from WAProto.

Defined in: [WAProto/index.d.ts:10743](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L10743)

## Properties

### ciphertext?

> `optional` **ciphertext**: `null` | `Uint8Array`\<`ArrayBufferLike`>

Defined in: [WAProto/index.d.ts:10746](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L10746)

***

### id?

> `optional` **id**: `null` | `number`

Defined in: [WAProto/index.d.ts:10744](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L10744)

***

### iteration?

> `optional` **iteration**: `null` | `number`

Defined in: [WAProto/index.d.ts:10745](https://github.com/WhiskeySockets/Baileys/blob/master/WAProto/index.d.ts#L10745)