I am Alex Bilz

A technical walkthrough of the 2025 Bundespolizei Capture The Flag competition, covering challenges in forensics, reversing, cryptography, and network analysis.

Auditing Google Cloud Platform (GCP) environments at scale presents unique challenges for security teams.

about Alexander Bilz

An article about why sharing your Cisco running config file on public support forums may be dangerous.

A wee writeup about the SMB enumeration tool smbscan, which I had recently discovered on GitHub.

A wee writeup of a security analysis of an LSC 1080P IP Camera sold by Action.

A wee writeup of an SQL injection vulnerability I had found within the open-source ChurchCRM CRM software.

In this post, I'll explain how Chromium's Network Persistent State file can be utilised to recover SSIDs a suspect has previously been connected to.

In this post, I will look at the abundance of forensic artefacts which can be collected from Microsoft Teams Client on Windows Desktops.

In this post, I will look at the abundance of forensic artefacts which can be collected from Signal on Windows Desktops.

In this blog post, I will have a look at freely available APIs for searching flight tickets.

In this post, I will look at the abundance of forensic artefacts which can be collected from Viber on Windows Desktop.

In this post I will explain how I used a Nvidia Tesla T4 GPU rented from Google Cloud Platform to crack NTLM hashes using hashcat and John the Ripper at blazing speeds.

In this post I will present an API Documentation of the РЖД I had documented over at Postmans documenter and give an example how Python can be used to query data about Russian Railways.

An introduction to a set of LaTeX templates I had created as part of my graduate course at Abertay University.

In this post, I will be showing a simple solution for generating Hugo Posts from a JSON API using Python.

In this post, I will talk about the pros and cons of data available by openflights.org and present an travelhackingtool.com

In this post I will be showing a simple solution for using freely available elite proxies in Python for webscraping tasks.

In this tutorial I will show you how those can a PostGIS stack on Uberspace.

I recently got myself a Canon ScanFront 220p Scanner to empower my efforts to quickly digitalize a huge amount of documents, which I’d carefully accumulated through the past couple of years.

Guide to emoji usage in Hugo

In this post, I’ll introduce you to hidden city ticketing using Python.

In this blog-post, I’d like to give you a first introduction on how we can search for flights using Python and the Kiwi API.

As you’d probably figured out by now, traveling is a big passion of Markus and mine.