登录通过安全识别符 (SID) 与用户关联。

Logins are associated to users by the security identifier (SID).

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系统登录会使用到诸如源 ID（安全识别符），域和系统用户名等信息进行身份验证，因此被认为是安全的。

The system login uses information such as source ID (SID), domain and system user name for authentication, so it is considered secure.

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它们定义完善、直接部署、使用易识别的部署描述符，并且允许用户使用细粒度(fine - grained)方法控制SOAP消息的大多数方面，不管此消息是JMS的还是HTTP的。

They are well defined, straightforward to deploy, use easily recognizable deployment descriptors, and allow users fine-grained control over most aspects of SOAP messages, whether over JMS or HTTP.

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