發送短信

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  _____     ______    ______    _____     _____   
 |__  //   /_   _//  /_____//  |  ___||  |__  //  
   / //     -| ||-   `____ `   | ||__      / //   
  / //__    _| ||_   /___//    | ||__     / //__  
 /_____||  /_____//  `__ `     |_____||  /_____|| 
 `-----`   `-----`   /_//      `-----`   `-----`  
                     `-`

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發送短信 : A Watermark Algorithm Against De-Synchronization Attacks