Validation protocol and system

S Walmsley, P Lapstun - US Patent App. 10/203,559, 2003 - Google Patents
This invention is a validation protocol for determining whether an untrusted authentication
chip is valid, or not. In another aspect it concerns a validation System for the protocol. The …

An efficient MAC for short messages

S Patel - Selected Areas in Cryptography: 9th Annual …, 2003 - Springer
HMAC is the internet standard for message authentication [BCK96],[KBC97]. What
distinguishes HMAC from otherMAC algorithms is that it provides proofs of security …

Mandatory human participation: A new authentication scheme for building secure systems

J Xu, R Lipton, I Essa, M Sung… - … Conference on Computer …, 2003 - ieeexplore.ieee.org
Mandatory human participation (MHP) is a novel authentication scheme that asks the
question" are you human?"(Instead of" who are you?"), and upon the correct answer to this …

A concrete security analysis for 3GPP-MAC

D Hong, JS Kang, B Preneel, H Ryu - … 24-26, 2003. Revised Papers 10, 2003 - Springer
The standardized integrity algorithm f 9 of the 3GPP algorithm computes a MAC (Message
Authentication Code) to establish the integrity and the data origin of the signalling data over …

On the Security of Two MAC Algorithms

B Preneel¹, PC van Oorschot - … on the Theory and Application of …, 2003 - books.google.com
The security of two message authentication code (MAC) algorithms is considered: the MD5-
based envelope method (RFC 1828), and the banking standard MAA (ISO 8731–2) …