Pickle Rick Write-up

Web server to be exploited. The main objective is to guess the three ingredients to help Rick make his potion and transform himself back into a human from a pickle.

May 19, 2026 · 3 min

Security Engineer Intro

Security fundamentals required to be successful as a Security Engineer role.

May 13, 2026 · 4 min

Brooklyn Nine Nine Write-up

Web server to be exploited. The main objective is to discover two flags, one from the user and the other from the root user.

May 20, 2026 · 4 min

Threats and Risks

Involving topics such as risk management and threat modelling, equipping you with the necessary analysis skills.

May 13, 2026 · 4 min

Brains Write-up

The main objective is to find how an attacker exploited the server and afterwards make a forensic examination of the host to identify the attacker’s footprints at the post-exploitation stage.

May 22, 2026 · 5 min

Network and System Security

Focus on security architecture and hardening systems.

May 14, 2026 · 5 min

Traverse Write-up

You are Bob, a security engineer working with the DevOps team on a tourism web application. After moving the site to production, the team noticed it was being hacked. The objective is to identify the exploited vulnerabilities, retrieve the flags, and restore the website.

May 26, 2026 · 7 min

Software Security

Focus on understanding threats and vulnerabilities.

May 14, 2026 · 3 min

Decryptify Write-up

Exploit a weak cryptographic implementation to gain unauthorized access and achieve remote code execution through a padding oracle attack.

June 3, 2026 · 8 min

Managing Incidents

Incident response skills important for Security Engineers, including understanding your role as a first responder and cyber crisis management.

May 14, 2026 · 3 min