Covert channels are mentioned many times on this site.
Nondeterminism and Confinement
How to specify properties that support determinism
To Confine an Application
A nexus for and introduction to confinement
Reproducible Execution
Determinism for Durability
Countering Covert Channels
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Confinement bug; Bank Allocation
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Whales & Minnows
do not despair of confining a whale if you need only confine a minnow
Capabilities and Covert Channels
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A Covert Channel
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Synchronizing a Covert Channel
Ways to thwart covert channels.
To Reserve Space
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Kept Banks
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Seeing the Bits in Capabilities
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Data Mufflers
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Allocating Space, in General
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Glossary
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Pixels, Capabilities and Paranoia
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Things I might do differently
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The Original Plan for non-prompt Banks
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Factories
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The Stonewall Defence
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