> luk3 @myopsec.tech
  • HOME
  • About
  • CERTIFICATIONS
  • Projects
  • CTF Write-ups
Contact

CTF Write-ups

5 write-ups — walkthroughs, flags, and techniques from Capture The Flag competitions.

5 write-ups

CTF
2 min read

Containers – {THM-Advent of Cyber 2025}

Learn about container security. What Are Containers? To understand what a container is, we first need to understand the problem it fixes. Put plainly, modern applications can be quite complex:…

Dec 14, 2025 read →
CTF
3 min read

Cyberchef is a must-have security tool.

If you’re seriously involved in cybersecurity or digital forensics, you’ve likely encountered a variety of appropriate tools designed to address common challenges within these fields. These tools are essential for…

Feb 5, 2025 read →
CTF
3 min read

SSRF with filter bypass via open redirection vulnerability

Server-side request Forgery allows an attacker to bypass network access control and make requests to servers located on the private network that are not reachable from the Internet. These techniques…

Nov 7, 2024 read →
CTF
3 min read

SQL Injection

How to detect and exploit SQL Injection vulnerabilities. Structured Query Language (SQL) Injection, or SQLi, is a web security vulnerability that allows an attacker to interfere with queries an application…

Oct 20, 2024 read →
CTF
7 min read

IDORs: What are they and how to find them

How to find and exploit IDOR vulnerabilities in a web application giving you access to data you shouldn’t have.

Jun 12, 2024 read →
$ grep "" ./writeups
0 matches
[email protected]
security notes from the field

© 2026 [email protected] — Built with WordPress