POST
/
user-authenticators
/
passkey
/
registration-options
curl --request POST \
  --url https://api.authsignal.com/v1/client/user-authenticators/passkey/registration-options \
  --header 'Content-Type: application/json' \
  --data '{
  "username": "<string>",
  "displayName": "<string>"
}'
{
  "challengeId": "<string>",
  "options": {}
}

Body

application/json
​
username
string

The username which uniquely identifies the user, e.g. email address. Will be inferred from an existing user identifier if not passed.

​
displayName
string

An additional identifier which will be displayed to the user to help them recognize the passkey.

Response

200
application/json
OK
​
challengeId
string
required

The ID of the passkey challenge. Should be passed back to the complete the registration.

​
options
object
required

The options for public key credential creation, based on https://w3c.github.io/webauthn/#dictdef-publickeycredentialcreationoptionsjson.

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OverviewVerify Passkey Registration