When this setting is enabled, when sending e-mail messages, Outlook Web Access adds attributes to signed and encrypted messages indicating which encryption and signing algorithms and key lengths are supported.

• 如果启用此设置,当发送电子邮件时,Outlook Web Access会将属性添加到已签名和加密的邮件中,以指明支持的加密和签名算法以及密钥长度。