Defensive Security
DFIR & Security Engineer
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Security testing | CTF Player @ bi0s_k0chi |
Passionate about securing systems and networks, with hands-on experience in blue team operations, vulnerability assessment, and security research. Currently focused on incident response, detection engineering, and DFIR workflows.
Learning & Practice
CTF Solved
bi0s_K0chi
Team Member
Featured Projects
Some of my recent open source work.
LoadWatcher
A lightweight Python-based system resource monitoring tool that sends webhook alerts when your Linux system is under heavy load.
Python
psutil
Linux
Automation
CTF Participation
Events and competitions I've participated in.
2026-01-07
Nullcon Goa HackIM 2026 CTF
Organizer: ENOFLAG
Rank: Participated
International CTF competition organized by ENOFLAG.
Jeopardy
View Details 2025-11-09
Infobahn CTF 2025
Organizer: Infobahn
Rank: Participated
International CTF competition organized by Infobahn.
Jeopardy
View Details 2025-10-26
RSTCON 2025 CTF
Organizer: RSTCON
Rank: Participated
International CTF competition organized by RSTCON.
Jeopardy
View Details Recent Writeups
Latest articles and security research.