一种基于任务和角色的计算网格访问控制模型

被引:3
作者
龙涛
洪帆
刘铭
机构
[1] 华中科技大学计算机学院信息安全系
关键词
计算网格; 访问控制; 授权步;
D O I
暂无
中图分类号
TP393.08 [];
学科分类号
0839 ; 1402 ;
摘要
网格安全基础设施解决了身份鉴别、保密性和完整性问题,但难以有效解决访问控制问题,传统的访问控制模型也不能很好地满足网格的安全需求。该文提出一种基于任务和角色的计算网格访问控制模型。该模型通过定义授权步及系统条件约束,能动态地控制主体访问资源的权限,具有较好的通用性、灵活性和可扩展性,并已在计算网格实验平台中得到了实现。
引用
收藏
页码:176 / 178
页数:3
相关论文
共 6 条
[1]  
A Security Architecture for Computational Grids. Foster I,,Kesselman C,Tsudik G,et al. Proc.of the 5th ACM Conference on Computers and Security . 1998
[2]  
Task-based Authorization Controls:A Family of Models for Active and Enterprise-oriented Authorization Management. Thomas R K,Sandhu R. Proceedings of the 11th IFIP WG11.3 on Database Security . 1997
[3]  
Dynamic Role and Context-Based Access Control for Grid Applications. Yao Hanbing,Hu Heping,Huang Baohua,et al. Proceedings of the 6th International Conference on Parallel and Distributed Computing,Applications and Technologies . 2005
[4]  
RB-GACA:A RBAC Based Grid Access Control Architecture. Qiang Weizhong,Jin Hai,Shi Xuanhua. International Journal of Grid and Utility Computing . 2005
[5]  
Towards Continuous Usage Control on Grid Computational Services. Martinelli F,Mori P,Vaccarelli A. Proceedings of the Joint International Conference on Autonomic and Autonomous Systems and International Conference on Networking and Services . 2005
[6]  
Access Control in Semantic Grid. Bu Guanying,Xu Zhiwei. Future Generation Computer Systems . 2004