30 search results - page 3 / 6 » Random Beacon for Privacy and Group Security |
ACISP
2009
Springer
13 years 9 months ago
2009
Springer
This paper describes a m-ary exponentiation algorithm where the radix-m digits of an exponent can be treated in a somewhat random order without using any more group operations than...
ACISP
2010
Springer
13 years 6 months ago
2010
Springer
We introduce the concept of attribute-based authenticated key exchange (AB-AKE) within the framework of ciphertext policy attribute-based systems. A notion of AKE-security for AB-A...
IACR
2011
12 years 4 months ago
2011
Companies, organizations, and individuals often wish to share information to realize valuable social and economic goals. Unfortunately, privacy concerns often stand in the way of ...
IWSEC
2009
Springer
13 years 11 months ago
2009
Springer
Abstract—Password-authenticated key exchange (PAKE) protocols are designed to be secure even when the secret key used for authentication is a human-memorable password. In this pa...
PAKDD
2007
ACM
13 years 11 months ago
2007
ACM
In this paper, we study the privacy-preserving decision tree building problem on vertically partitioned data. We made two contributions. First, we propose a novel hybrid approach, ...