Tagged: writeups


justCTF 2019 Write-ups

CTF event organized by justCatTheFish team. Matryoshka We were provided with below challenge’s description and an image file. matryoshka.jpg We checked the file and found it has 4 images inside. We tried to extract...


UTC-CTF 2019 Write-ups

This year they hosted an abbreviated CTF (a teaser), but next year they might bring a full-fledged CTF. They have a wide range of difficulty of challenges, from easy to hard. Strings We were...