11.5 What are the advantages and disadvantages of the three types of authentication credentials (something you know, something you have, and something you are)? Specifically address the following points: 1. Ease of use 2. Universality (can it be used on all kinds of devices: desktops, laptops, tablets, phones, public kiosks with touch screen interfaces?) 3. Revocability 4. Strength of proof of identity if used as the only authentication credential 5. Ease of losing or having stolen/compromised 6. Timeliness of noticing it is lost or stolen/compromised 7. Cost 8. User acceptance