“No moving, panning, or zooming”—a GeoGuessr-esque OSINT challenge testing geographical literacy from idekCTF 2022*.
An organizer-written writeup compilation for selected forensics challenges from the SekaiCTF 2022 capture-the-flag competition.
Play a JSON-controlled strategy game through WebSocket——this is the Hacky Holidays 2022 programming challenge “Port Authority.”
Learn how to capture-the-flag with this compilation of in-depth writeups from picoCTF 2022. Covers introductory-level challenges in all categories!
