虽然传统的电子商务已经使人们感受到了网络所带来到的便利和乐趣，但它缺乏可移动性，使用起来并不是十分方便。
Though, the traditional e-commerce brings users with the convenience and pleasure through the Internet, it lacks of mobility and it is not convenient.
本发明主要应用于电子签名和计算机用户个人信息保护领域，增强了电子签名载体的安全性和移动性。
Mainly applied to the protection field of electronic signatures and personal information of computer users, the invention strengthens the safety and mobility of electronic signature carriers.
本发明主要应用于电子签名和计算机用户个人信息保护领域，增强了电子签名载体的安全性和移动性。
Mainly applied to the protection field of electronic signatures and personal information of computer users, the invention strengthens the safety and mobility of electronic signature carriers.
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