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» Improving multi-tier security using redundant authentication
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TIT
2010
130views Education» more  TIT 2010»
15 years 10 days ago
Pseudo-random functions and parallelizable modes of operations of a block cipher
This paper considers the construction and analysis of pseudo-random functions (PRFs) with specific reference to modes of operations of a block cipher. In the context of message aut...
Palash Sarkar
165
Voted
CTRSA
2001
Springer
122views Cryptology» more  CTRSA 2001»
15 years 10 months ago
Password Authentication Using Multiple Servers
Safe long-term storage of user private keys is a problem in client/server systems. The problem can be addressed with a roaming system that retrieves keys on demand from remote cred...
David P. Jablon
CQRE
1999
Springer
15 years 10 months ago
Cryptanalysis of Microsoft's PPTP Authentication Extensions (MS-CHAPv2)
The Point-to-Point Tunneling Protocol (PPTP) is used to secure PPP connections over TCP/IP link. In response to [SM98], Microsoft released extensions to the PPTP authentication me...
Bruce Schneier, Mudge, David Wagner
CCS
2004
ACM
15 years 11 months ago
Concealing complex policies with hidden credentials
Hidden credentials are useful in protecting sensitive resource requests, resources, policies, and credentials. We propose a significant performance improvement when implementing ...
Robert W. Bradshaw, Jason E. Holt, Kent E. Seamons
ICCSA
2009
Springer
16 years 12 days ago
On a Construction of Short Digests for Authenticating Ad Hoc Networks
In pervasive ad-hoc networks, there is a need for devices to be able to communicate securely, despite the lack of apriori shared security associations and the absence of an infrast...
Khoongming Khoo, Ford-Long Wong, Chu-Wee Lim