After an unhealthy amount of hours put into this, I finally managed to get RCE on Cobalt Strike. I would recommend avoiding it for a while as CVE-2022-39197 is not sufficient.

29/ x.com/gf_256/status/…

possibly THE twitter moment

Exploit dev's be like

We won DEADFACE CTF 2022 by Cyber Hacktics ! So nice CTF, we loved the way that the story and the challenges are related. Its sucha a pleasure to participate on CTFs like this.

Say no more HackerOne 😂😂 #BugBounty

🔥🔥🔥 Introducing #WebHackingPlayground! A web hacking environment with real-life vulnerabilities. Practice detecting and exploiting them and learn new skills. Check it out on GitHub: github.com/takito1812/web…

im starting to maintain this wiki, feel free to help ctf.fandom.com/wiki/Perfect_B…

Truffle Security is proud to host a new XSSHunter trufflesecurity.com/blog/xsshunter/ Thank you Truffle Security 👏

I moved From bug bounty to ctf And I can confirm CTF is the real hacking, A bug bounty is just an easy game compared to ctf bug bounty : vulnerability assessment CTF : real hacking

I'm definitely not the best doing memes, but someone needed to say this.

Here is my first cve explanation on my new blog. I hope you can understand it and have fun :) CVE-2020-27786 linux kernel exploit userfaultfd + file struct /etc/passwd patching javierprtd.blogspot.com/2023/05/cve-20…

Somebody tell me this is not a dream 😅 Yay, I was awarded a $200,000 🔥 bounty on HackerOne! hackerone.com/haqpl #TogetherWeHitHarder

Don’t post here much, but this one’s worth it. Managed to win the MVH award at the Google VRP (Google Bug Hunters) 0x0g bugSWAT event in Vegas 🤩

Great kickoff to 2026. Congrats to r3kapig for winning.

I never took notes or wrote writeups, but I’ve decided to change that and start a blog to post CTF writeups. Here’s the first one! estse.github.io/posts/uoftctf-…

New bug bounty post! estse.github.io/posts/compromi…

The Annual PortSwigger Web Hacking Techniques Top 10 is now open for voting. If you believe my research “Permission Hijacking at Scale” adds value to the community, I’d be thankful for your vote. 🙂