About

My name is Rayen MESSAOUDI a.k.a PsycoЯ, computer science engineer and cybersecurity enthusiast with a huge interest in modern technologies. I have started this blog to share experiences, techniques, tutorials and material i find interesting in computer science especially InfoSec topics.

WHOAMI

• Information security consultant (SOC Analyst L3)
• Ex Pentester & Redteamer
• Occasional CTF player
• Occasional Bug hunter

HALL OF FAME (NON-EXHAUSTIVE LIST)

• Tenable 2021
• Google
• Microsoft 2019/2020
• Adobe 2019
• Paloalto
• SAP March 2020
• PHILIPS 2019

ACHIEVEMENTS

• 1st Place, Haxyd3 CTF G2foss 2017
• 2nd Place, Pentest Challenge, Orange Cyberdefense, FIC FORUM 2020
• 3rd Place, Live Bug Bounty, YesWeHack, FIC FORUM 2020
• 2 0-day during a pentest mission
• CVE-2022-XXXXX (CVE creation is in progress), Unauthentified API endpoint leaking data affects TheHive from versions 4 to 5