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   1  <?php
   2  
   3  declare(strict_types=1);
   4  
   5  /*
   6   * The MIT License (MIT)
   7   *
   8   * Copyright (c) 2014-2019 Spomky-Labs
   9   *
  10   * This software may be modified and distributed under the terms
  11   * of the MIT license.  See the LICENSE file for details.
  12   */
  13  
  14  namespace Cose\Algorithm\Signature;
  15  
  16  use Cose\Algorithm\Algorithm;
  17  use Cose\Key\Key;
  18  
  19  interface Signature extends Algorithm
  20  {
  21      public function sign(string $data, Key $key): string;
  22  
  23      public function verify(string $data, Key $key, string $signature): bool;
  24  }