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Malicious KGC Attacks in Certificateless Cryptography
KGC Attacks Certificateless Cryptography
2008/12/9
Identity-based cryptosystems have an inherent key escrow
issue, that is, the Key Generation Center (KGC) always
knows user secret key. If the KGC is malicious, it can always
impersonate the user.
Certificateless Public Key Encryption Secure against Malicious KGC Attacks in the Standard Model
certificateless encryption malicious KGC attack standard model
2008/8/18
Recently, Au et al. [Au et al. 2007] pointed out a seemingly neglected se-
curity concern for certificateless public key encryption (CL-PKE) scheme, where a
malicious key generation center (KGC) can...