I’ve recently been writing a few scripts/applications of varying sizes and where possible I’ve been doing so with Crystal. If you aren’t familar with Crystal it’s a relatively new object-orienta...

I recently had a go at developing a Shodan library for the Crystal programming language. John Matherly of Shodan fame was kind enough to try this out and mentioned it on the Shodan blog. You can ...

This post will serve as an introduction to Linux escalation techniques, mainly focusing on file/process permissions, but along with some other stuff too. You’ve gained some access to a machine and...

Signing up I finished up the last of my university submissions, then took a week off to let my brain rest. I signed up to the PWK course with 90 days of lab time. My course start time was about ...