--- title: auth.checkPassword description: auth.checkPassword parameters, return type and example --- ## Method: auth.checkPassword [Back to methods index](index.md) ### Parameters: | Name | Type | Required | |----------|---------------|----------| |password\_hash|[bytes](../types/bytes.md) | Yes| ### Return type: [auth\_Authorization](../types/auth_Authorization.md) ### Can bots use this method: **NO** ### Errors this method can return: | Error | Description | |----------|---------------| |PASSWORD_HASH_INVALID|The provided password hash is invalid| ### Example: ``` $MadelineProto = new \danog\MadelineProto\API(); $MadelineProto->session = 'mySession.madeline'; if (isset($number)) { // Login as a user $MadelineProto->phone_login($number); $code = readline('Enter the code you received: '); // Or do this in two separate steps in an HTTP API $MadelineProto->complete_phone_login($code); } $auth_Authorization = $MadelineProto->auth->checkPassword(['password_hash' => 'bytes', ]); ``` Or, if you're using the [PWRTelegram HTTP API](https://pwrtelegram.xyz): ### As a user: POST/GET to `https://api.pwrtelegram.xyz/userTOKEN/auth.checkPassword` Parameters: password_hash - Json encoded bytes Or, if you're into Lua: ``` auth_Authorization = auth.checkPassword({password_hash='bytes', }) ```