6555 search results - page 1221 / 1311 » Secure attribute-based systems |
COMPSAC
2007
IEEE
14 years 2 months ago
2007
IEEE
Access control is one of the most fundamental and widely used security mechanisms. Access control mechanisms control which principals such as users or processes have access to whi...
DSN
2007
IEEE
14 years 2 months ago
2007
IEEE
A prefix hijack attack involves an attacker announcing victim networks' IP prefixes into the global routing system. As a result, data traffic from portions of the Internet ca...
PODC
2010
ACM
14 years 1 months ago
2010
ACM
We present Gatekeeper, a decentralized protocol that performs Sybil-resilient node admission control based on a social network. Gatekeeper can admit most honest nodes while limiti...
EUROCRYPT
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. We introduce a notion of instance-dependent verifiable random functions (InstD-VRFs for short). Informally, an InstD-VRF is, in some sense, a verifiable random function [...
AINA
2004
IEEE
14 years 1 months ago
2004
IEEE
With the explosion of the mobile communication market, more and more handheld devices act as clients in the Internet. People use these devices to purchase books, play games, recei...