ctf writeup

OverTheWire Natas Level 20 Walkthrough

6 min read appsec
The next level in Natas continues along with the PHPSESSID theme. This time, the app is storing session data outside of our each, but is implementing its own way of processing session data.

OverTheWire Natas Level 19 Walkthrough

4 min read appsec
Level 19 of OverTheWire’s Natas is a continuation of level 18, with a bit more scripting work involved. This walkthrough covers the solution for level 19, including creating a Python script. What

OverTheWire Natas Level 18 Walkthrough

5 min read appsec
We’re past the halfway point now, and up next is level 18. Natas is an online “war game” focused on PHP web security. This blog post covers level 18 as a full

OverTheWire Natas Level 17 Walkthrough

5 min read appsec
Halfway through the Natas wargame with level 17! This post covers a full walkthrough of how to solve the level and not just a solver script. What is Natas? Natas is an online

OverTheWire Natas Level 16 Walkthrough

8 min read appsec
This post is nearly halfway through the Natas series! This blog post covers level 16 of the Natas (web security in PHP) war game as a walkthrough, with scripts and thorough explanations. What