--- title: updateEncryption description: Change of state in an encrypted chat. image: https://docs.madelineproto.xyz/favicons/android-chrome-256x256.png --- # Constructor: updateEncryption [Back to constructors index](index.md) Change of state in an encrypted chat. ### Attributes: | Name | Type | Required | Description | |----------|---------------|----------|-------------| |chat|[EncryptedChat](../types/EncryptedChat.md) | Optional|Encrypted chat| |date|[int](../types/int.md) | Yes|Date of change| ### Type: [Update](../types/Update.md) ### Example: ```php $updateEncryption = ['_' => 'updateEncryption', 'chat' => EncryptedChat, 'date' => int]; ``` Or, if you're into Lua: ```lua updateEncryption={_='updateEncryption', chat=EncryptedChat, date=int} ```