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Security Analysis And Improvement Of The Global Key Recovery System, Yanjiang Yang, Feng Bao, Robert H. Deng
Security Analysis And Improvement Of The Global Key Recovery System, Yanjiang Yang, Feng Bao, Robert H. Deng
Research Collection School Of Computing and Information Systems
Key recovery is a technology that allows the owner of encrypted data or a trusted third party to recover encrypted data, mostly by reconstructing lost decryption key. In [HLG99], Harn et al proposed a Global Key Recovery System (GKRS) that combines the functions of the key recovery authorities and the public key certification authorities (CAs). Among other features, user-dominance, i.e., a user is allowed to select his own public-private key pair and especially a public element for verifying the validity of the public-private key pair, is considered extremely important by [HLG99] for wide acceptance of GKRS. In this paper, we …