I’m trying to create a authentication method for a user via User Managent.
Request here is successful.
Request to Auth0
{
"aaguid" : "ea9b8d66-4d01-1d21-3ce4-b6b48cb575d4",
"credential_backed_up" : true,
"credential_device_type" : "multi_device",
"identity_user_id" : "5e85abee76cbbf0be8eeb5ad",
"key_id" : "ykDzwnbRTA5NljkRGr1pyA==",
"name" : "Mike Tester",
"public_key" : "pQECAyYgASFYIMToxELNxpyiN3mIFDOeLkTkrwCVASaicveWCBpH1tmKIlggm9Xztf8+ulRa3xiccNeHwMQ6kfjO7HxgvXE4j4Z+NNM=",
"relying_party_identifier" : "``example.com``",
"transports" : [ "internal", "hybrid" ],
"type" : "passkey",
"user_agent" : "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/151.0.0.0 Safari/537.36",
"user_handle" : "3xK7mQ2vN9pL4sT8wY6cR1aF5dH0jUeZ"
}
Response from Auth0.
{
"aaguid" : "ea9b8d66-4d01-1d21-3ce4-b6b48cb575d4",
"created_at" : "2026-08-22T13:35:49.471Z",
"credential_backed_up" : true,
"credential_device_type" : "multi_device",
"id" : "passkey|dev_uq4tzUImRW3Zb53g",
"identity_user_id" : "5e85abee76cbbf0be8eeb5ad",
"key_id" : "ykDzwnbRTA5NljkRGr1pyA==",
"public_key" : "pQECAyYgASFYIMToxELNxpyiN3mIFDOeLkTkrwCVASaicveWCBpH1tmKIlggm9Xztf8+ulRa3xiccNeHwMQ6kfjO7HxgvXE4j4Z+NNM=",
"relying_party_identifier" : "``example.com``",
"transports" : [ "internal", "hybrid" ],
"type" : "passkey",
"user_agent" : "Chrome 151.0.0 / Windows 10.0.0",
"user_handle" : "P_UfCc1NsZEmlXvNcC6KEzyG1WrUt-qtziw0a3Br5-NRtMCtbpfOkBTBBalhHSA_hCbZUHBVGKM4vCg7DBPZ_w"
}
It looks like Auth0 ignores user_handle?
user_handle
string
Applies to passkeys only. The user handle of the user identity.