https://msanft.foo/blog/Security research and CTF writeups by Moritz Sanft.https://msanft.foo/blog/hacklu-2025-kontinuerlig/https://msanft.foo/blog/hacklu-2025-kontinuerlig/Sun, 19 Oct 2025 09:00:00 GMTKONTINUERLIG was an awesome challenge on GitHub Actions security by my teammate Paul which I had the pleasure of test-solving during the CTF preparations. It…https://msanft.foo/blog/cscg-2025-flea/https://msanft.foo/blog/cscg-2025-flea/Thu, 01 May 2025 17:00:00 GMTflea was a misc challenge of medium difficulty at CSCG 2025 with the following description:https://msanft.foo/blog/cscg-2025-supercluster/https://msanft.foo/blog/cscg-2025-supercluster/Thu, 01 May 2025 17:00:00 GMTsupercluster was a misc challenge of medium difficulty at CSCG 2025 with the following description:https://msanft.foo/blog/kalmarctf-2025-nix-build-as-a-service/https://msanft.foo/blog/kalmarctf-2025-nix-build-as-a-service/Mon, 10 Mar 2025 09:00:00 GMTnix-build as a service was a misc challenge with 6 solves at KalmarCTF 2025 with the following description:https://msanft.foo/blog/hxp-38c3-web-fajny-jagazyn/https://msanft.foo/blog/hxp-38c3-web-fajny-jagazyn/Mon, 30 Dec 2024 21:00:18 GMTFajny Jagazyn Wartości Kluczy (Polish for Nice Key Value Magazine) was an easy web challenge with 9 solves at hxp 38C3 CTF with the following description: