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IANDC
2008
84views more  IANDC 2008»
13 years 6 months ago
Authenticating ad hoc networks by comparison of short digests
We show how to design secure authentication protocols for a non-standard class of scenarios. In these authentication is not bootstrapped from a PKI, shared secrets or trusted thir...
L. H. Nguyen, A. W. Roscoe
CEAS
2008
Springer
13 years 9 months ago
Improving Email Trustworthiness through Social-Group Key Authentication
The increasing use of email for phishing and unsolicited marketing has reduced the trustworthiness of email as a communication medium. Sender authentication is a known defense aga...
Vivek Pathak, Liviu Iftode, Danfeng Yao
POST
2012
181views more  POST 2012»
12 years 3 months ago
Provably Repairing the ISO/IEC 9798 Standard for Entity Authentication
Abstract. We formally analyze the family of entity authentication protocols defined by the ISO/IEC 9798 standard and find numerous weaknesses, both old and new, including some th...
David A. Basin, Cas J. F. Cremers, Simon Meier
ASIACRYPT
2004
Springer
14 years 1 months ago
Constant-Round Authenticated Group Key Exchange for Dynamic Groups
Abstract. An authenticated group key exchange (AGKE) scheme allows a group of users in a public network to share a session key which may later be used to achieve desirable cryptogr...
Hyun-Jeong Kim, Su-Mi Lee, Dong Hoon Lee
FC
2007
Springer
125views Cryptology» more  FC 2007»
14 years 1 months ago
Scalable Authenticated Tree Based Group Key Exchange for Ad-Hoc Groups
Task-specific groups are often formed in an ad-hoc manner within big structures, like companies. Take the following typical scenario: A high rank manager decides that a task force...
Yvo Desmedt, Tanja Lange, Mike Burmester