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  ____     __   __   _    _     _____    __   _   
 |  _ \\   \ \\/ // | || | ||  |  ___|| | || | || 
 | |_| ||   \ ` //  | || | ||  | ||__   | '--' || 
 | .  //     | ||   | \\_/ ||  | ||__   | .--. || 
 |_|\_\\     |_||    \____//   |_____|| |_|| |_|| 
 `-` --`     `-`'     `---`    `-----`  `-`  `-`

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發送短信 : Secure transaction protocol analysis : models and applications