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<p>> On 2026-01-25 06:00, Peter Fairbrother wrote:<br />> <br />> Problems: you can't know what these codes are, in case you are caught<br />> and tortured.<br />> <br />> you can't give the agent anything physical in case the Gestapo find it.<br />> <br />> you can't say to the agent, make up something random for the first<br />> message and repeat thereafter, because the first message needs to be<br />> authenticated.<br />> <br />> <br />> So how do you tell the agent what his secure and distress codes are?</p>
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<p>That seems impossible.</p>
<p>I suppose you actually _could_ give each agent something physical (and individual), like a sealed envelope, to be burned or eaten or self-destruct, after remembered.</p>
<p>So what's the answer?</p>
<p>Z</p>
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