远程用户身份认证

Remote User ID Authentication

网络信息安全的第一道防线是身份认证，文章基于一般远程登录机制的弊端，提出了一种实用的身份认证方法。

The first defense for the security of information on the network is ID authentication. A practical method of ID authentication is put forward to conquer the abuse of normal remote login mechanism.