Registration for the DEF CON 31 CTF Qualifier is now open!

For this year’s final event, we are limiting the number of qualified teams to 12. As is tradition, our winner from last year, MMM, will be automatically qualified which leaves 11 spots up for grabs. We’ll see you all starting at 0 UTC on May 27!

fuzyll
fuzyll

fuzyll has been playing in and running CTFs since 2010. His highest finish in DEF CON Finals as a player was 2nd in 2013 with Men in Black Hats. He was previously an organizer and challenge author for Ghost in the Shellcode (2012-2015), DEF CON (2017), and Hack-a-Sat (2020-2021).