Skip to content

Build an EC public point from a private scalar - #78

Open
OskarEichler wants to merge 1 commit into
cedarcode:masterfrom
OskarEichler:codex/ec2-private-key
Open

Build an EC public point from a private scalar#78
OskarEichler wants to merge 1 commit into
cedarcode:masterfrom
OskarEichler:codex/ec2-private-key

Conversation

@OskarEichler

Copy link
Copy Markdown

Derives the public point from the private scalar when an EC2 key contains d but omits x and y, allowing valid private-only COSE keys to produce an OpenSSL key.

Verified with 86 upstream examples plus focused EC2 round-trip and WebAuthn integration models.

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment

Labels

None yet

Projects

None yet

Development

Successfully merging this pull request may close these issues.

1 participant