Extract the public key of the new certificate.

提取这个新证书的公共密匙。

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It consists of a client with no public key certificate, accessing a server with a public key certificate.

其包括一台没有公钥证书的客户机，该客户机通过公钥证书访问服务器。

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If access is based entirely on self-signed certificates, deleting the public key of a certificate from the trust store revokes its access.

如果访问完全基于自签名证书，则从信任存储区中删除证书的公钥将撤销其访问权。

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You have to modify the sender's public-key certificate, make sure the sender would have a copy of that and modify the recipient's key as well, Jones says.

CNN: Technology - Security flaw discovered in Network Associates PGP software