Recently, the Shmoo Group discovered that Firefox is vulnerable to precisely the exploit that i predicted in my 2002 paper—Ping

Hooha! I’m delighted to see the YURL mechanism uses a "hash of a public key" (essentially equivalent to the certificate fingerprint I believe?). I just pulled that binding out of my a** for the discussion when I was trying to find a way to get involved. I’m glad to see some common thinking there.

I’ll try to use your syntax and mechanism in future as it seems clear you’ve put more thought into it that what I was making up on the fly.—Jed