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ICS
2010
Tsinghua U.
15 years 6 months ago
Proof-Carrying Data and Hearsay Arguments from Signature Cards
: Design of secure systems can often be expressed as ensuring that some property is maintained at every step of a distributed computation among mutually-untrusting parties. Special...
Alessandro Chiesa, Eran Tromer
SCN
2010
Springer
147views Communications» more  SCN 2010»
14 years 7 months ago
Group Message Authentication
Group signatures is a powerful primitive with many practical applications, allowing a group of parties to share a signature functionality, while protecting the anonymity of the si...
Bartosz Przydatek, Douglas Wikström
PKC
2009
Springer
131views Cryptology» more  PKC 2009»
15 years 10 months ago
Towards Black-Box Accountable Authority IBE with Short Ciphertexts and Private Keys
At Crypto'07, Goyal introduced the concept of Accountable Authority Identity-Based Encryption as a convenient tool to reduce the amount of trust in authorities in Identity-Bas...
Benoît Libert, Damien Vergnaud
DCC
2010
IEEE
14 years 9 months ago
Comparing two pairing-based aggregate signature schemes
In 2003, Boneh, Gentry, Lynn and Shacham (BGLS) devised the first provably-secure aggregate signature scheme. Their scheme uses bilinear pairings and their security proof is in the...
Sanjit Chatterjee, Darrel Hankerson, Edward Knapp,...
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INFORMATICALT
2010
170views more  INFORMATICALT 2010»
14 years 6 months ago
A Provably Secure Proxy Signature Scheme in Certificateless Cryptography
A proxy signature scheme enables an original signer to delegate its signing capability to a proxy signer and then the proxy signer can sign a message on behalf of the original sign...
Hu Xiong, Fagen Li, Zhiguang Qin