Before the LDAP client USES a certificate for encryption, it verifies that the server it is talking with owns the certificate by encrypting a challenge and verifying that the server can decrypt it.

在LDAP客户机使用证书进行加密之前，它会验证自己正在与之进行交谈的服务器拥有这个证书，这是通过加密一个挑战并验证服务器可以对其进行解密实现的。

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SSH offers certificate based authentication, strong encryption, and other features, and is considered to be far more secure.

SSH提供基于验证的证书、强加密和其他特性，并且被认为安全多了。

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Because this is using asymmetric encryption, where each side has its own certificate and private key, it should be somewhat simpler to handle than the Listing 5 symmetric-encryption example.

因为这是使用非对象加密技术，而每一端有自己的证书和私有密钥，比起清单5对称加密技术示例，它处理起来更为简单。

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They can then use a VeriSign certificate to authenticate themselves for the purpose of exchanging encryption keys used to secure Internet connections.

CNN: VeriSign takes the pain out of digital certificates