Unverified50% confidenceSolutionExact time
Hansel proposes solving spam at the architectural level: emails without the correct key cannot pass the protocol-layer handshake, rejecting spam at the source rather than filtering it after the fact.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
8/22/2026
First Seen
Valid until: 11/20/2026
Sources
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