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ASIACRYPT
2006
Springer
15 years 5 months ago
A Scalable Password-Based Group Key Exchange Protocol in the Standard Model
This paper presents a secure constant-round password-based group key exchange protocol in the common reference string model. Our protocol is based on the group key exchange protoco...
Michel Abdalla, David Pointcheval
ISW
2004
Springer
15 years 7 months ago
Chameleon Hashing Without Key Exposure
Abstract. Chameleon signatures are based on well established hashand-sign paradigm, where a chameleon hash function is used to compute the cryptographic message digest. Chameleon s...
Xiaofeng Chen, Fangguo Zhang, Kwangjo Kim
EUROCRYPT
2006
Springer
15 years 5 months ago
Optimal Reductions Between Oblivious Transfers Using Interactive Hashing
Abstract. We present an asymptotically optimal reduction of one-outof-two String Oblivious Transfer to one-out-of-two Bit Oblivious Transfer using Interactive Hashing in conjunctio...
Claude Crépeau, George Savvides
ICASSP
2010
IEEE
15 years 1 months ago
Tracking encrypted VoIP calls via robust hashing of network flows
In this work we propose a Voice over IP (VoIP) call tracking scheme based on robust hashing of VoIP flows. In the proposed scheme the audio content of a possibly encrypted VoIP ï...
Baris Coskun, Nasir D. Memon
CANS
2010
Springer
197views Cryptology» more  CANS 2010»
14 years 11 months ago
Near-Collisions on the Reduced-Round Compression Functions of Skein and BLAKE
The SHA-3 competition organized by NIST [1] aims to find a new hash standard as a replacement of SHA-2. Till now, 14 submissions have been selected as the second round candidates, ...
Bozhan Su, Wenling Wu, Shuang Wu, Le Dong