RBAC提出了角色，把用户与权限分离，很好地解 决了权限的复杂问题。基于J2EE的SSH框架、灵活、方便、可移植，很好地实现了RBAC模型，使之发挥最 大的性能。在实际应用中，SSH框架与RBAC的结合，取得了很好的效果，简化了用户的权限管理，提高了效率。-RBAC proposed role of the user and privilege separation, a good solution to the complex problem of authority. SSH based on J2EE fr a mework, flexible, convenient, portable, well realized the RBAC model, so as to reap maximum performance. In practical applications, SSH fr a mework combines RBAC, and achieved good results, simplifies user rights management, improve efficiency。