480
Revealed: car industry was warned keyless vehicles vulnerable to theft a decade ago
(www.theguardian.com)
This is a most excellent place for technology news and articles.
My bad, I didn't intend to come off badly, I just literally had a similar conversation when someone who didn't read what I wrote, completely ignored whole sections of the article, and I may have come off a bit terse as a result. But you are correct about the flipper zero specifically.