Add X.509 and PKCS8 encoding for X-Wing keys #1469
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miguelaranda0
approved these changes
Jan 20, 2026
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The format is defined here:
https://datatracker.ietf.org/doc/draft-connolly-cfrg-xwing-kem/
BoringSSL does not yet support this, so we have to implement parsing/serialization in Conscrypt. This is not that complicated, because the format is just a magic prefix before the raw key.