The security issue of keys in conventional cryptosystem mainly concerns with secrecy and anti-crackdown of the key material, while in public key system this issue mainly means the correctly banding between the public key and the owners identity.

 
  • 传统的对称密钥系统的密钥安全主要指密钥的保密性和不被破解; 公钥密码系统的密钥安全主要是指公开密钥和身份绑定的正确性。
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