949 search results - page 109 / 190 » Design methods for security and trust |
USENIX
2003
13 years 10 months ago
2003
Often, increased security comes at the expense of user convenience, performance, or compatibility with other systems. The right level of security depends on specific site and use...
SACMAT
2009
ACM
14 years 3 months ago
2009
ACM
A number of research systems have demonstrated the benefits of accompanying each request with a machine-checkable proof that the request complies with access-control policy — a...
ICTAI
2009
IEEE
14 years 4 months ago
2009
IEEE
Abstract—In distributed environments, access control decisions depend on statements of multiple agents rather than only one central trusted party. However, existing policy langua...
SIGCOMM
2006
ACM
14 years 3 months ago
2006
ACM
Peer-to-peer and other decentralized, distributed systems are known to be particularly vulnerable to sybil attacks. In a sybil attack, a malicious user obtains multiple fake ident...
B
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. In the area of networks, a common method to enforce a security policy expressed in a high-level language is based on an ad-hoc and manual rewriting process [24]. We argue...