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MasterKale / SimpleWebAuthn

WebAuthn, Simplified. A collection of TypeScript-first libraries for simpler WebAuthn integration. Supports modern browsers, Node, Deno, and more.
https://simplewebauthn.dev
MIT License
1.62k stars 137 forks source link

Does it supports eddsa algo #629

Closed yashsisodiya closed 3 weeks ago

yashsisodiya commented 4 weeks ago

{ challenge: 'IMpu7X3u1icaawtEF8Oae55febJbABXG0P9tPY8bc_U', rp: { name: 'Example Corp', id: 'localhost', }, user: { id: 'AAAAAgAAAACrywvje', name: 'Test 64', displayName: 'Final64', }, pubKeyCredParams: [ { alg: -8, type: 'public-key' }, // EdDSA ], authenticatorSelection: { authenticatorAttachment: 'cross-platform', userVerification: 'required', }, timeout: 60000, attestation: 'direct', }

  in response I am always getting -7 algo public key
MasterKale commented 3 weeks ago

Many WebAuthn authenticators only support -7 (ES256). Some security keys support -8, but when they don't they'll use -7 instead. Specifying only -8 in your public key credential parameters is just a preference, not a hard restriction as you're seeing by the fact you still get a response back.