Sciweavers

2907 search results - page 368 / 582
» Trust analysis with clustering
Sort
View
ICDCSW
2003
IEEE
15 years 12 months ago
LHAP: A Lightweight Hop-by-Hop Authentication Protocol for Ad-Hoc Networks
Most ad hoc networks do not implement any network access control, leaving these networks vulnerable to resource consumption attacks where a malicious node injects packets into the...
Sencun Zhu, Shouhuai Xu, Sanjeev Setia, Sushil Jaj...
ACNS
2003
Springer
131views Cryptology» more  ACNS 2003»
15 years 12 months ago
On the Security of Two Threshold Signature Schemes with Traceable Signers
A (t, n) threshold signature scheme allows t or more group members to generate signatures on behalf of a group with n members, while any t−1 or less members cannot do the same th...
Guilin Wang, Xiaoxi Han, Bo Zhu
FC
2003
Springer
101views Cryptology» more  FC 2003»
15 years 12 months ago
Fully Private Auctions in a Constant Number of Rounds
Abstract. We present a new cryptographic auction protocol that prevents extraction of bid information despite any collusion of participants. This requirement is stronger than commo...
Felix Brandt
PKC
1998
Springer
107views Cryptology» more  PKC 1998»
15 years 11 months ago
On the Security of ElGamal Based Encryption
The ElGamal encryption scheme has been proposed several years ago and is one of the few probabilistic encryption schemes. However, its security has never been concretely proven bas...
Yiannis Tsiounis, Moti Yung
FOSAD
2000
Springer
15 years 10 months ago
Security Goals: Packet Trajectories and Strand Spaces
This material was presented in a series of lectures at fosad, a summer school on Foundations of Security Analysis and Design, at the University of Bologna Center at Bertinoro in Se...
Joshua D. Guttman