r3kapig

#R3CTF 2025 has already ended. Now let us congratulate this year's winners who performed excellently in the cyber city 🥇 @malta_ctf 🥈 @0ops_ctf 🥉 @Infobahn_ctf

I participated in UIUCTF hosted by @sigpwny last weekend with @r3kapig and solved an interesting UEFI challenge with "aLm0s7 a 0dAy". Here is a writeup! And we back to the #1 on ctftime again. xia0.sh/blog/uiuctf-20…

Announcing CTFZone 2025! This year's prize fund is $18,000. Here's the schedule: 1. CTFZone Quals Format: 24 hr jeopardy, online When: Saturday, August 16, 10:00 (UTC+0) 2. CTFZone Finals Format: attack-defense, online When: November Register ctftime.org/event/2839

🎉 Last weekend, we achieved 1st place in UIUCTF 2025! 🏆 Thanks to @sigpwny for the challenges and nice themes! 🎯Congratulations to @smiley_ctf for securing 2nd place 🥈 and @0rganizers for 3rd place! 🥉Hope see you guys next year!

SIGPwny is recruiting CTF teams to traverse star system UIUCTF 2025 from July 26 00:00 UTC to July 28 00:00 UTC! 🥇 1st Place: $2,048 USD 🥈 2nd Place: $1,024 USD 🥉 3rd Place: $512 USD plus prizes for 4th-10th and $1500+ in writeups! Register here: 2025.uiuc.tf/register

Last Month R3CTF 2025, i made a Solana RCE into a CTF challenge. Here is the official WP. I hope you like it :) SoCpCl-V1 and SoCpCl-v2 Writeup: github.com/Limesss/SoCpCl…

🎉 This weekend, we participated in @DownUnderCTF 2025 together and achieved an excellent second place🥈.Thanks to the organizers for their great organization! 🙏Congratulations to the first place team @BunkyoWesterns🥇 and the third place team @kalmarunionenDM 🥉

I also wrote a CTF challenge for @r3kapig that uses this obfuscation technique where participants have to either write a debugger script or parse .rela.plt to identify and fix the function calls. Check it out here: github.com/caprinux/chall…

I created an iOS pwning challenge this year focused on Mach IPC semantics. Huge shoutout to @malta_ctf and @kalmarunionenDM for showcasing their exceptional skills and all other participants!

Finding R3CTF too difficult? No worries, feel free to ask me for hints here! Less than 24 hours to go, it’s time to show off your real hacking skills!

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We are thrilled to be the gold sponsor of R3CTF! The game is just 10 hours away! Show off your hacking skills and compete with the world’s best hackers!👇 ctf2025.r3kapig.com