For many years, Provos contributed to the OpenBSD operating system, where he developed the bcrypt adaptive cryptographic hash function.

[6] Provos has also served as the Program Chair of the Usenix Security Symposium, on the program committees of the Network and Distributed System Security Symposium, ACM SIGCOMM, and numerous other conferences, and served on the board of directors of Usenix from 2006 to 2010.

Blending his professional interests and creative pursuits, Provos has also started producing security-themed Electronic Dance Music (EDM) tracks under his artist name Activ8te.

[7][8] Provos's hobbies also include swordsmithing, and he has forged swords in both Japanese and Viking styles.

[9][10] By his words "At work, we try to fight the bad guys and make the world safer for our users.