July 17, 2017 Google CTF 2017: ASCII Art Client (reversing) This challenge came with two files: a binary without an extension and a pcap file. The binary was probably going to be a Linux-executable, and indeed: ctf
July 14, 2017 Google CTF 2017: Moon (reversing) This challenge taught me a lot about a few different things. The challenge files consist of an executable and some SDL libraries. Running the executable shows us this: ctf
July 9, 2017 Google CTF 2017: JohnnyBoy (reversing) The description for the challenge is as follows: ctf
June 19, 2017 Fun with a vulnerable web server This post is about an exercise I did which involves finding and exploiting vulnerabilities that have been deliberately left in a piece of software. I won’t be posting any references to the exercise in order not to spoil the solution... security