Josh and Kurt talk about this idea that seems to exist in security of "attackers only need to be right once" which is silly. The reality is attackers have to get everything right, defenders really only need to get it right once. But "defenders only need to be right once" isn't going to sell any products.

Show Notes

• Richard Feynman and manhole covers
• Richard Feynman on Why He Can't Tell You How Magnets Work
• Israeli airport security
• FAA stolen sweater
• XKCD Is it worth the time
• CGP Grey The trouble with transporters