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Filippo Valsorda
filippo.abyssdomain.expert
did:plc:x2nsupeeo52oznrmplwapppl
The IETF/CFRG HPKE post-quantum hybrid KEMs ended up specified over four documents.
I found it difficult to chase down definitions, disambiguate overlapping terms, ignore irrelevant alternatives, and cut through abstraction layers, so I wrote a condensed spec.
It's 235 lines. filippo.io/hpke-pq
2025-11-16T19:31:48.826Z