ICFP
2012
ACM
12 years 2 months ago
2012
ACM
When termination of a program is observable by an adversary, confidential information may be leaked by terminating accordingly. While this termination covert channel has limited ...
PLDI
2012
ACM
12 years 2 months ago
2012
ACM
We propose a new language-based approach to mitigating timing channels. In this language, well-typed programs provably leak only a bounded amount of information over time through ...
CCS
2010
ACM
14 years 19 days ago
2010
ACM
We investigate techniques for general black-box mitigation of timing channels. The source of events is wrapped by a timing mitigator that delays output events so that they contain...
APLAS
2007
ACM
14 years 4 months ago
2007
ACM
We propose a series of type systems for the information-flow security of assembly code. These systems extend previous work TALC with some timing annotations and associated judgment...
ACSAC
2002
IEEE
14 years 5 months ago
2002
IEEE
Secure computer systems use both mandatory and discretionary access controls to restrict the flow of information through legitimate communication channels such as files, shared ...
CCS
2004
ACM
14 years 5 months ago
2004
ACM
A network covert channel is a mechanism that can be used to leak information across a network in violation of a security policy and in a manner that can be difficult to detect. In...
ESORICS
2007
Springer
14 years 6 months ago
2007
Springer
A number of network covert channels have been proposed recently that may have important ramifications for Internet security and privacy. However, they could become ineffective in...