jaas相关的学习资料

IBM ：扩展JAAS实现类实例级授权 

http://www.ibm.com/developerworks/cn/java/j-jaas/

天极：JAAS:灵活的Java安全机制

http://www.yesky.com/SoftChannel/72342371961929728/20030114/1648365.shtml

JAAS 基础认证和授权机制

http://www.360doc.com/showweb/0/0/285321.aspx

java Authentication and Authorization Service (JAAS)

http://java.sun.com/javase/6/docs/technotes/guides/security/