Hierarchical key distribution scheme for conditional access system in DTV broadcasting

被引:2
|
作者
Zhu, Mengyao [1 ]
Zhang, Ming [1 ]
Chen, Xiaoling [1 ]
Zhang, Ding [1 ]
Huang, Zhijie [1 ]
机构
[1] Zhejiang Univ, Dept Informat Sci & Elect Engn, Yuquan Campus, Hangzhou 310027, Peoples R China
关键词
D O I
10.1109/ICCIAS.2006.295317
中图分类号
TP18 [人工智能理论];
学科分类号
081104 ; 0812 ; 0835 ; 1405 ;
摘要
A variety of subscriptions in Conditional Access System (CAS) of DTV broadcasting network bring complexity to the key distribution scheme. In this paper, an innovation of hierarchical key distribution scheme for CAS in DTV broadcasting is proposed to reduce the computation of encryption and the number of messages for key refreshment. Compared with the conventional key distribution schemes, no encrypted message is distributed for key refreshment when a subscriber leaves. Further more, our hierarchical tree of key can provide a lot more dynamic management, from which broadcasters can improve efficiency in managing program channels.
引用
收藏
页码:1532 / 1535
页数:4
相关论文
共 50 条
  • [21] Design and Implementation of SimulCrypt Synchronization Control Software in DTV Conditional Access System
    Yang Xiuzhiand
    Zeng Huaping
    Chen Jian
    MATERIALS SCIENCE AND INFORMATION TECHNOLOGY, PTS 1-8, 2012, 433-440 : 5020 - 5024
  • [22] A centralized key management scheme for hierarchical access control
    Zhang, Q
    Wang, YK
    GLOBECOM '04: IEEE GLOBAL TELECOMMUNICATIONS CONFERENCE, VOLS 1-6, 2004, : 2067 - 2071
  • [23] Hierarchical Key Management Scheme with Multilevel Secure Access
    Ma, Mingxin
    Yang, Xiaotong
    Shi, Guozhen
    Li, Fenghua
    2019 INTERNATIONAL CONFERENCE ON CYBER-ENABLED DISTRIBUTED COMPUTING AND KNOWLEDGE DISCOVERY (CYBERC), 2019, : 97 - 102
  • [24] A hierarchical key pre-distribution scheme
    Ramkumar, Mahalingam
    Memon, Nasir
    Simha, Rahul
    2005 IEEE INTERNATIONAL CONFERENCE ON ELECTRO/INFORMATION TECHNOLOGY (EIT 2005), 2005, : 212 - 217
  • [25] Cryptographic key assignment scheme for hierarchical access control
    Wu, TC
    Chang, CC
    COMPUTER SYSTEMS SCIENCE AND ENGINEERING, 2001, 16 (01): : 25 - 28
  • [26] An efficient time-bound hierarchical key management scheme for secure broadcasting
    Bertino, Elisa
    Shang, Ning
    Wagstaff, Samuel S., Jr.
    IEEE TRANSACTIONS ON DEPENDABLE AND SECURE COMPUTING, 2008, 5 (02) : 65 - 70
  • [27] Advanced conditional access system for digital broadcasting receivers using metadata
    Nishimoto, Yusei
    Baba, Akitsugu
    Kimura, Takeshi
    Imaizumi, Hiroyuki
    Fujita, Yoshihiro
    IEEE TRANSACTIONS ON BROADCASTING, 2007, 53 (03) : 697 - 702
  • [28] A key management scheme for hierarchical access control in group communication
    Zhang, Qiong
    Wang, Yuke
    Jue, Jason P.
    International Journal of Network Security, 2008, 7 (03) : 323 - 334
  • [29] An Efficient Hierarchical Key Management Scheme for Access Medical Database
    Xie, Chang-Ying
    Lin, Guan-Li
    Lai, Yi-An
    Yeh, Jung
    Huang, Yu-Min
    Chung, Yu-Fang
    Chen, Tzer-Shyong
    PROCEEDINGS OF THE 2017 IEEE INTERNATIONAL CONFERENCE ON INFORMATION, COMMUNICATION AND ENGINEERING (IEEE-ICICE 2017), 2017, : 461 - 463
  • [30] An improved key-management scheme for hierarchical access control
    Chao W.-Y.
    Tsai C.-Y.
    Hwang M.-S.
    International Journal of Network Security, 2017, 19 (04) : 639 - 643