I know he isn't.

But I always thought that Crypto Pals was a Matasano project. He should know if someone took up the mantle in his absence.

We are still working on new sets, though obviously the rate of new sets is pretty low. The mailing list is basically unmonitored at this point, but everything we've got is on the site. (This is a vast improvement on the previous state, where we regularly failed to set out challenges to people who emailed us, due to overload.)