passkey prf extension artifact forensic analyzer — free browser tool | fatcousin

drop webauthn ceremony export + client extension outputs · detect prf extension usage + derived key handles · runs locally

input

drop passkey / webauthn export

csv · json · jsonl · multiple files · local only

Select file

drop webauthn ceremony export + client extension outputs · local only

limits

heuristic screener · vendor schema varies · not definitive proof

status

>ready