This lab is easy, but requires a sharp mindset to realize the difference between normal and abnormal responses from a web. Like the…

I kept saving things I knew I would need later: a GitHub repository, a Reddit answer, a post on X, a useful article, a small code pattern…

Over the past year I worked through two internal security reviews on a production Spring Boot service, closing nine High-severity findings…

Attacker-controlled, invisible to every server-side defence, and unguarded because developers do not think of them as input.

I saw several bug bounty hunters posting about their Dutch Government security findings and the cool t-shirt they received. That definitely…

There’s a category of web vulnerability that operates at a layer most hunters never look at — not application logic, not input validation…

A practical look at bug hunting, vulnerability research, and the mindset behind finding web security vulnerabilities.

Step-by-Step Blueprint (No Experience Needed)

It all began with the familiar panic of a college group chat.

Most security systems are good at telling you that something happened.

Boiler CTF in TryHackMe is medium and 75 minutes long CTF. So, with that medium level, we have no time to delay. So, let’s get started:

In this blog, I won’t teach you how to write regular expressions from scratch. There are already plenty of great tutorials and resources…

Introduction:

Description : Part of Incognito CTF

How an unauthenticated marketplace API trusted an email address as account authority — and why the resulting authorization flaw was…

Challenge Scenario

بسم الله الرحمن الرحيم
الحمد لله، والصلاة والسلام على رسول الله

HackerOne (Jobert Abma / Michiel Prins / Alex Rice / Merijn Terheggen — founders, security researchers)