picoCTF is a free computer security education program with original content built on a capture-the-flag framework created by security and privacy experts at Carnegie Mellon University.

Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...

I spent a lot of time studying and analyzing the B1g_Mac picoCTF/picoGym challenge. Although I find it in many ways very frustrating and a bit over the top, yet, I did learn A LOT from it and in the ...