--- title: encryptedChat description: Encrypted chat image: https://docs.madelineproto.xyz/favicons/android-chrome-256x256.png --- # Constructor: encryptedChat [Back to constructors index](index.md) Encrypted chat ### Attributes: | Name | Type | Required | Description | |----------|---------------|----------|-------------| |id|[int](../types/int.md) | Yes|Chat ID| |access\_hash|[long](../types/long.md) | Yes|Check sum dependant on the user ID| |date|[int](../types/int.md) | Yes|Date chat was created| |admin\_id|[int](../types/int.md) | Yes|Chat creator ID| |participant\_id|[int](../types/int.md) | Yes|ID of the second chat participant| |g\_a\_or\_b|[bytes](../types/bytes.md) | Yes|`B = g ^ b mod p`, if the currently authorized user is the chat's creator,
or `A = g ^ a mod p` otherwise
See [Wikipedia](https://en.wikipedia.org/wiki/Diffie%E2%80%93Hellman_key_exchange) for more info| |key\_fingerprint|[long](../types/long.md) | Yes|64-bit fingerprint of received key| ### Type: [EncryptedChat](../types/EncryptedChat.md) ### Example: ```php $encryptedChat = ['_' => 'encryptedChat', 'id' => int, 'access_hash' => long, 'date' => int, 'admin_id' => int, 'participant_id' => int, 'g_a_or_b' => 'bytes', 'key_fingerprint' => long]; ``` Or, if you're into Lua: ```lua encryptedChat={_='encryptedChat', id=int, access_hash=long, date=int, admin_id=int, participant_id=int, g_a_or_b='bytes', key_fingerprint=long} ```