Both the refreshed key chain and the identity chain are of backward security.

该方案更新的密钥链是后向安全的，参与者提供的身份链也是后向安全的。

youdao

Both the refreshed key chain and the identity chain are of backward security.

该方案更新的密钥链是后向安全的，参与者提供的身份链也是后向安全的。

youdao