Testing Security Keys
Imperial Violet
OCTOBER 7, 2017
Last time I reviewed various security keys at a fairly superficial level: basic function, physical characteristics etc. This post considers lower-level behaviour. Security Keys implement the FIDO U2F spec , which borrows a lot from ISO 7816-4. Each possible transport (i.e. USB, NFC, or Bluetooth) has its own spec for how to encapsulate the U2F messages over that transport (e.g. here's the USB one ).
Let's personalize your content