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I fully planned and booked a 2-week vacation for my family. Here are some of the highlights, blunders, and experiences gathered throughout the process.
I created a fully functional, hackable replica of Project Sekai’s gacha system for SekaiCTF 2023. This was my design process.
AmateursCTF 2023’s “gcd-query” algorithm challenge forced me to guess 2048-bit integers provided with only its GCDs. Here’s how I did it.
Hunting down a flag-stealing ransomware group from WolvCTF 2023 with the power of OSINT——from Ethereum breadcrumbs to TF2 workshop maps.
During MHSCTF 2023, I utilized Edmonds’ beautifully crafted “Blossom algorithm” to solve a maximum weighted matching problem.
“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.
Deloitte’s Hacky Holidays 2022 event featured “Port Authority,” a WebSocket strategy game that challenges you to dock a chaotic port full of ships.
A comprehensive walkthrough of the picoCTF 2022 buffer overflow challenges, exploring stack-based exploitation techniques and binary security fundamentals.
We were the only team of 435 to solve all 9 OSINT challenges from BYUCTF 2022. This was the process that led us to victory.
Learn brute-forced format string attacks, blind buffer overflows, and return-oriented programming in this writeup compilation from Space Heroes CTF.
