encryption certificate meaning in English

加密证书

Koal software network shield 4 . 0 can be used to downlaod the certain encryption certificate from ldap server
可以用格尔网盾安全专家4 . 0从ldap服务器下载该人员的加密证书。
You specified encryption for this message , but the application failed to find an encryption certificate for % s
您指定要加密此消息，但是应用程序无法找到和% s对应的加密证书。
To send and receive signed or encrypted messages , you should specify both a digital signing certificate and an encryption certificate
要发送和接收已签名或者已加密的消息，您必须指定一个数字签名证书和一个加密证书。
You specified encryption for this message , but the application either failed to find the encryption certificate specified in your mail & newsgroup account settings , or the certificate has expired
您指定要加密此消息，但是应用程序无法找到您在“邮件和新闻组”设置中指定的加密证书，或者证书已经过期。
You specified that this message should be digitally signed , but the application either failed to find an encryption certificate to include in the signed message , or the certificate has expired
您指定要对此消息进行数字签名，但是应用程序无法找到一个加密证书来包含到已经签名的消息中，或者证书已过期。