This year’s Cyber Jawara qual round had 4 crypto challs. 2 of them were particularly interesting because the bugs were hard to spot and exploit, unlike typical... Read more

The final round of Gemastik Cyber Security division now uses the attack-defense format with a tick system. Gemastik is an event organized by the Indonesian ministry for... Read more

This post contains my solutions to 3 crypto challs: keysmith aluminum-isopropoxide drm-1 keysmith (128 points, 30 solves) We get a service at nc tjc.tf 31103 and two... Read more

Black Hat MEA CTF is a competition organized by Black Hat Middle East and Africa in collaboration with Saudi Federation for Cybersecurity, Programming & Drones (SAFCSP). Over... Read more

TFCCTF is a CTF event hosted by The Few Chosen, a Hungarian-based CTF team. I participated as an individual team and solved all crypto challenges. The highest-point... Read more

DawgCTF is an introductory Capture The Flag hosted by the UMBC Cyberdawgs, University of Maryland, Baltimore County. I played solo and managed to solve the highest point... Read more