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CNSR
2008
IEEE
214views Communications» more  CNSR 2008»
15 years 6 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
PKC
2004
Springer
160views Cryptology» more  PKC 2004»
15 years 5 months ago
Constant Round Authenticated Group Key Agreement via Distributed Computation
Abstract. A group key agreement protocol allows a set of users, communicating over a public network, to agree on a private session key. Most of the schemes proposed so far require ...
Emmanuel Bresson, Dario Catalano
SRDS
1993
IEEE
15 years 3 months ago
Some Remarks on Protecting Weak Keys and Poorly-Chosen Secrets from Guessing Attacks
Authentication and key distribution protocols that utilize weak secrets (such as passwords and PINs) are traditionally susceptible to guessing attacks whereby an adversary iterate...
Gene Tsudik, Els Van Herreweghen
IJNSEC
2007
131views more  IJNSEC 2007»
14 years 11 months ago
An Asymmetric Cryptographic Key Assignment Scheme for Access Control in Tree Structural Hierarchies
In a hierarchical structure, a user in a security class has access to information items of another class if and only if the former class is a predecessor of latter. Based upon cry...
Debasis Giri, Parmeshwary Dayal Srivastava
IACR
2011
113views more  IACR 2011»
13 years 11 months ago
Fully Homomorphic SIMD Operations
At PKC 2010 Smart and Vercauteren presented a variant of Gentry’s fully homomorphic public key encryption scheme and mentioned that the scheme could support SIMD style operations...
Nigel P. Smart, Frederik Vercauteren