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linux-credentials / libwebauthn Public

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Add hmac-secret-mc CTAP 2.2 extension for PRF at MakeCredential time#167

Draft

Copilot wants to merge 5 commits intomasterlinux-credentials/libwebauthn:masterfrom

copilot/add-hmac-secret-mc-supportlinux-credentials/libwebauthn:copilot/add-hmac-secret-mc-supportCopy head branch name to clipboard

Conversation Commits5 (5)Checks Files changed

Draft

Add hmac-secret-mc CTAP 2.2 extension for PRF at MakeCredential time#167
Copilot wants to merge 5 commits intomasterfrom
copilot/add-hmac-secret-mc-support

Commits

Commits on Feb 17, 2026

Initial plan
Copilot
committed
Add hmac-secret-mc extension support for MakeCredential with PRF eval

Copilot
and
AlfioEmanueleFresta
committed

Commits on Feb 18, 2026

Refactor: share PRF→HMAC logic between GA and MC, remove _eval from MakeCredentialPrfInput

Copilot
and
AlfioEmanueleFresta
committed
Add test for PRF eval JSON deserialization, fix PRFValue serde defaults

Copilot
and
AlfioEmanueleFresta
committed
Move PRF/HMAC shared code to proto::extensions::prf, add eval to test, remove constructor

Copilot
and
AlfioEmanueleFresta
committed

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