I’m a cryptographer and professor at Johns Hopkins University. I’ve designed and
analyzed cryptographic systems used in wireless networks, payment systems and digital content protection platforms. In my research I look at the various ways cryptography can be used to promote user privacy.

My academic website
My BlueSky feed
My twitter feed (mostly deprecated)
Useful crypto resources
Bitcoin tipjar

Matasano challenges

Journal of Cryptographic Engineering
(not related to this blog)