This is my second time competing in the Nahamcon CTF. It is very well managed and has some good challenges. This year I didn’t have as much time to compete due to some overlapping assignments, but here are the write ups I threw together.

Shodan.io is a great tool that is constantly scanning the whole internet for open devices and can be very useful in the recon stages of pentesting. This room walks through how to use filters on Shodan.