3145 search results - page 29 / 629 » Key Improvements to XTR |
COMGEO
2011
ACM
14 years 4 months ago
2011
ACM
We prove that n cops can capture (that is, some cop can get less than unit distance from) a robber in a continuous square region with side length less than √ 5n and hence that n/...
AMC
2005
14 years 9 months ago
2005
Abstract. Key authentication is very important in secret communications and data security. Recently, Lee, Hwang and Li proposed a new public key authentication scheme for cryptosys...
IJNSEC
2008
14 years 9 months ago
2008
We improve a secret sharing scheme, which enables users select their personal keys by themselves instead of being distributed by group manager and users can reuse their personal k...
112
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ACNS
2003
Springer
15 years 1 months ago
2003
Springer
Secure and reliable group communication is an increasingly active research area by growing popularity in group-oriented and collaborative application. One of the important challeng...
108
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NETWORKING
2004
14 years 11 months ago
2004
We present an efficient authenticated and fault-tolerant protocol (AFTD) for tree-based key agreement. Our approach is driven by the insight that when a Diffie-Hellman blinded key ...