# Method: auth.signIn

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Signs in a user with a validated phone number.

# Parameters:

Name Type Description Required
phone_number string Phone number in the international format Yes
phone_code_hash string SMS-message ID, obtained from auth.sendCode Yes
phone_code string Valid numerical code from the SMS-message Yes

# Return type: auth.Authorization

# Can bots use this method: NO

# MadelineProto Example (now async for huge speed and parallelism!):

if (!file_exists('madeline.php')) {
    copy('https://phar.madelineproto.xyz/madeline.php', 'madeline.php');
include 'madeline.php';

$MadelineProto = new \danog\MadelineProto\API('session.madeline');

$auth_Authorization = $MadelineProto->auth->signIn(['phone_number' => 'string', 'phone_code_hash' => 'string', 'phone_code' => 'string', ]);

Or, if you’re into Lua:

auth_Authorization = auth.signIn({phone_number='string', phone_code_hash='string', phone_code='string', })

# Errors

Code Type Description
400 PHONE_CODE_EMPTY phone_code is missing
400 PHONE_CODE_EXPIRED The phone code you provided has expired, this may happen if it was sent to any chat on telegram (if the code is sent through a telegram chat (not the official account) to avoid it append or prepend to the code some chars)
400 PHONE_CODE_INVALID The provided phone code is invalid
400 PHONE_NUMBER_INVALID The phone number is invalid
400 PHONE_NUMBER_UNOCCUPIED The phone number is not yet being used
401 SESSION_PASSWORD_NEEDED 2FA is enabled, use a password to login
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