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On the Security of a Proxy Blind Signature Scheme over Braid Groups
Security Proxy Blind Signature Scheme Braid Groups
2009/7/22
A proxy blind signature scheme is the combination of
proxy signature and blind signature scheme. In 2009,Verma
proposed a proxy blind signature scheme over braid groups.
Verma claimed that the prop...
New Proxy Signature, Proxy Blind Signature and Proxy Ring Signature Schemes from Bilinear Pairings
Proxy signature ID-based cryptography Proxy blind signature Proxy ring signature
2009/4/9
Proxy signatures are very useful tools when one needs to
delegate his/her signing capability to other party. After Mambo et al:’s
first scheme was announced, many proxy signature schemes and various...
Blind signature is the concept to ensure anonymity of e-coins. Untracebility and unlinkability are two main properties of real coins, which require mimicking electronically. Whenever a user is permitt...