Using a Digital certificate (Digital id) from a trusted certificate authority in conjunction with SSL encryption provides a very high grade of security for all parties involved in a transaction.

使用发自可信的证书授权中心的数字证书(数字id)，连同ssl加密，可为交易中的各方提供很高等级的安全保障。

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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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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