FSCA possesses security, expansibility and controllability, and solves the problems of online user authentication and information exchange security.
FSCA具有安全性、可扩展性和可操作性，解决了网上用户身份认证和信息安全传输的问题。
FSCA possesses security, expansibility and controllability, and solves the problems of online user authentication and information exchange security.
FSCA具有安全性、可扩展性和可操作性，解决了网上用户身份认证和信息安全传输的问题。
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