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<?php
/*
* This file is part of the 2amigos/2fa-library project.
*
* (c) 2amigOS! <http://2amigos.us/>
* For the full copyright and license information, please view
* the LICENSE file that was distributed with this source code.
*/
namespace Da\TwoFA\Validator;
use Da\TwoFA\Contracts\ValidatorInterface;
class GoogleAuthenticationCompatibilityValidator implements ValidatorInterface
{
/**
* @inheritdoc
public function validate($value): bool
return ((strlen($value) & (strlen($value) - 1)) === 0);
}
2amigos /
2fa-library
