Gonna pursue my progressive hashing idea, even though this may eventually be replaced with a different system. Now that we have privacy aware DNS resolvers, we urgently need privacy-aware content filtering systems.
Mitigate dictionary attacks, yet don’t require to complete all rounds to reject false positives — the fact that most lookups will be true negatives is a reasonable assertion.
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So, I calculate hash, send it to you. You give a go/no go. Eve captures the hash but cannot reconstruct domain from hash.
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You got it. Or rather: reconstructing the domain is costly.
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s/.* positives/things that don’t match/g
Thanks. Twitter will use this to make your timeline better. UndoUndo
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Thanks. Twitter will use this to make your timeline better. UndoUndo
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