| Protocol
Examples |
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| l | Disguise and
tunnel, eg through SMTP, |
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| HTTP |
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| l | Port-hopping…
randomly |
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| l | Port-smearing
(~spread spectrum) |
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| l | Bounce thru
3rd host |
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| l | Steganography |
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| l | …even better
in wireless domain: |
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| physical &
link level |
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