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ACSAC
2010
IEEE
13 years 6 months ago
Keeping data secret under full compromise using porter devices
We address the problem of confidentiality in scenarios where the attacker is not only able to observe the communication between principals, but can also fully compromise the commu...
Christina Pöpper, David A. Basin, Srdjan Capk...
CNSR
2008
IEEE
214views Communications» more  CNSR 2008»
14 years 3 months ago
HGKM: A Group-Based Key Management Scheme for Sensor Networks Using Deployment Knowledge
Key establishment plays a central role in authentication and encryption in wireless sensor networks, especially when they are mainly deployed in hostile environments. Because of t...
Ngo Trong Canh, Young-Koo Lee, Sungyoung Lee
ENTCS
2006
145views more  ENTCS 2006»
13 years 8 months ago
Real-or-random Key Secrecy of the Otway-Rees Protocol via a Symbolic Security Proof
We present the first cryptographically sound security proof of the well-known Otway-Rees protocol. More precisely, we show that the protocol is secure against arbitrary active att...
Michael Backes
CRYPTO
2005
Springer
83views Cryptology» more  CRYPTO 2005»
14 years 2 months ago
A Practical Attack on a Braid Group Based Cryptographic Protocol
In this paper we present a practical heuristic attack on the Ko, Lee et al. key exchange protocol introduced at Crypto 2000 [10]. One of the ideas behind our attack is using Dehorn...
Alexei G. Myasnikov, Vladimir Shpilrain, Alexander...
ICICS
2005
Springer
14 years 2 months ago
Security Properties of Two Authenticated Conference Key Agreement Protocols
In this paper we analyse the security of two authenticated group key agreement schemes based on the group key agreement protocol of Burmester and Desmedt. One scheme was proposed ...
Qiang Tang, Chris J. Mitchell