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PKC
2007
Springer
129views Cryptology» more  PKC 2007»
16 years 19 days ago
Two-Tier Signatures, Strongly Unforgeable Signatures, and Fiat-Shamir Without Random Oracles
We provide a positive result about the Fiat-Shamir (FS) transform in the standard model, showing how to use it to convert threemove identification protocols into two-tier signatur...
Mihir Bellare, Sarah Shoup
ACSAC
2006
IEEE
16 years 18 days ago
PAST: Probabilistic Authentication of Sensor Timestamps
Sensor networks are deployed to monitor the physical environment in public and vulnerable locations. It is not economically viable to house sensors in tamper-resilient enclosures ...
Ashish Gehani, Surendar Chandra
SASN
2006
ACM
16 years 14 days ago
Impact of optimal MAC layer attacks on the network layer
Node misbehavior in wireless ad hoc networks leads to sudden unpredictable changes in network topology, resulting in fluctuation of traffic load and capacity for already existin...
Svetlana Radosavac, John S. Baras, George V. Moust...
EUROPKI
2004
Springer
15 years 12 months ago
Threshold Password-Based Authentication Using Bilinear Pairings
We present a new threshold password-based authentication protocol that allows a roaming user(a user who accesses a network from different client terminals) to download a private k...
Songwon Lee, Kyusuk Han, Seok-kyu Kang, Kwangjo Ki...
ISW
2004
Springer
15 years 12 months ago
Practical Authenticated Key Agreement Using Passwords
Due to the low entropy of human-memorable passwords, it is not easy to conduct password authenticated key agreement in a secure manner. Though there are many protocols achieving th...
Taekyoung Kwon