R0R1 retweeted
I Researched Ruby class pollutions and discovered a new exploitation method, Rotate Chains, achieving 100% exploit success rate; also created a bi0s CTF 2025 challenge based on the technique which had 0 solves.
Read the research/writeup: winters0x64.xyz/posts/post-2
It was really nice playing ACSC this year. Looking forward to playing it next year too (`v`). The pwn challenges were very enjoyable.
( Might release writeups for the ones I solved after the initial writeup submission deadline )
馃帀 ACSC 2025 has ended!
dreamhack.io/ctf/720
馃檹 Thank you to all the players for your efforts, to Dreamhack & KITRI for the challenges, and to all member countries for the support!
According to the rules, Team Asia finalists will be reviewed and announced soon via X & our official site.
acsc.asia/
#acsc_asia #ctf #icctokyo2025
R0R1 retweeted
bi0s CTF 2025 has ended!
Huge props to the top 3 teams:
馃@r3kapig
馃@ProjectSEKAIctf
馃@thehackerscrew1
Also, big hats off to the top 10 teams and everyone else who participated 馃敟
Huge thanks once again to @osec_io for sponsoring this edition! 鉂わ笍
