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0x90sh/README.md
0x90
root@0x90:~# whoami

Security Researcher & Software Engineer Switzerland πŸ‡¨πŸ‡­

Blog Twitter GitHub LinkedIn


$ cat /etc/motd

Offensive security, vulnerability research, and building tools that break (and fix) things. I dig into codebases, find what shouldn't be there, and write about it.


$ ls ./0day-blog/

Title Target
My First CVE: Windmill NativeTS Code Injection via Workspace Env Vars Windmill
Apache Airflow, SSTI, and the Annoying Question of What Counts as a Vulnerability Apache Airflow
Drizzle ORM Had a Real SQL Injection, and the Fix Was Refreshingly Boring Drizzle ORM

More writeups at 0x90.sh/forums/0day-blog.8/


$ cat interests.txt

Vulnerability Research    β–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘   85%
Reverse Engineering       β–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘β–‘β–‘   80%
Web Application Security  β–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘   85%
Anti-Cheat Engineering    β–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘β–‘β–‘β–‘β–‘β–‘β–‘   65%
Tool Development          β–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–ˆβ–‘β–‘β–‘β–‘β–‘   75%

$ cat /etc/ctf.conf

/mnt/ain

/mnt/ain

CTF team organizing the SHC

Nopping in Heaven's Door

Nopping on Heaven's Door

Solo ranked #1 Switzerland One man army


0x90@swiss:~$ echo "Break it. Fix it. Write about it."

Pinned Loading

  1. HorizonMW/HorizonMW-Client HorizonMW/HorizonMW-Client Public

    C++ 237 61

  2. fairplaylab_detections fairplaylab_detections Public

    A down-to-earth, hands-on guide to understanding and combating game cheats. No moralizing, just pure technical exploration.

    C++ 1

  3. jnic-research jnic-research Public

    JNIC.dev reverse engineering research. (JNIC POC research deobfuscation tooling)

    Python 3 1

  4. qprotect-research qprotect-research Public

    qProtect virtualization research

    Java 1

  5. skidfuscator-research skidfuscator-research Public

    SKIDfuscator research repository, with some research tooling.

    Python