Covert Channel Analysis
¨ Goal of Covert Channel Analysis is to determine
the existence and potential capacity of unintended
signalling channels (i.e. illicit information flows)
that may be exploited
Only applies if there are information flow SFRs
¨ Three Components, levelled based on the rigor of
the covert channel analysis
Covert Channel Analysis
Systematic Covert Channel Analysis
Exhaustive Covert Channel Analysis
600.436 High-Assurance Systems
Fall 01/Operational Assurance
18