Julien (jvoisin) Voisin used to pwn and reverse stuff while contributing to radare2, he nowadays focus on protecting web applications while keeping his own bug alive on websec.fr and writing things on dustri.org. He’s also running some high-speed Tor relay.
Julien will present at:
44CON 2018: Security module for php7 – Killing bugclasses and virtual-patching the rest! (talk and workshop)