Someone should let this guy know about virtual backgrounds… @ Grand Canyon National Park instagram.com/p/CaD_OvormXw/…

(Free) Cybersecurity Certifications in 2022 #Infosec Thread 👇

I added onto the 3-2-1 rule this year with a 4: Meet 4 new people, get 3 hours of sleep, eat 2 meals and take 1 shower. #defcon #DC31

After teardown, Robert Weiss and I created the final definitive high res image of the DC 31 sticker wall. It is published here under CC0. Enjoy! flickr.com/photos/1989855…

Thank you pthamm for reminding us of this important day in history. #defcon32