From Computerphile.

Passkey pop up everywhere, Mike Pound explains what they are! Check out Brilliant’s courses and start for free at https://brilliant.org/computerphile/ (episode sponsor) — More links in full description below ↓↓↓

Dr Mike Pound is based at the University of Nottingham.

Computerphile is supported by Jane Street. Learn more about them (and exciting career opportunities) at: https://jane-st.co/computerphile

This video was filmed and edited by Sean Riley.

Computerphile is a sister project to Brady Haran’s Numberphile. More at https://www.bradyharanblog.com