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» Reasoning About Security Models
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ISMB
1998
14 years 3 hour ago
BioSim: A New Qualitative Simulation Environment for Molecular Biology
Traditionally, biochemical systems are modelled usingkinetics anddifferential equationsin a quantitative simulator. However,for manybiological processes detailed quantitative info...
Karsten R. Heidtke, Steffen Schulze-Kremer
CSFW
2005
IEEE
14 years 4 months ago
A Cryptographically Sound Dolev-Yao Style Security Proof of an Electronic Payment System
We present the first cryptographically sound Dolev-Yaostyle security proof of a comprehensive electronic payment system. The payment system is a slightly simplified variant of t...
Michael Backes, Markus Dürmuth
KR
2004
Springer
14 years 4 months ago
Multidimensional Mereotopology
To support commonsense reasoning about space, we require a qualitative calculus of spatial entities and their relations. One requirement for such a calculus, which has not so far ...
Antony Galton
POPL
2005
ACM
14 years 11 months ago
Downgrading policies and relaxed noninterference
In traditional information-flow type systems, the security policy is often formalized as noninterference properties. However, noninterference alone is too strong to express securi...
Peng Li, Steve Zdancewic
COMPSEC
2002
92views more  COMPSEC 2002»
13 years 10 months ago
A practical key management scheme for access control in a user hierarchy
In a user hierarchy we say that a security class is subordinate to another security class if the former has a lower security privilege than the latter. To implement such a hierarc...
Sheng Zhong