Penetration Testing

Penetration testing guides and how-tos

The Ultimate Port Scanning Guide: Part 3 – UDP Port Scans

The Ultimate Port Scanning Guide: Part 3 – UDP Port Scans

Penetration Testing
In parts one and two we looked at the theory and practice that goes into port scans. In this post I’m going to cover off UDP scanning. As we covered ... Read more
Building the Internet of Wrongs

Building the Internet of Wrongs

Penetration Testing
I recently did a talk at BSides London on some of the little toys that I like to build. I’ve been tinkering with hardware for a few years now and ... Read more
The Ultimate Port Scanning Guide: Part 2 – Practical TCP Port Scans

The Ultimate Port Scanning Guide: Part 2 – Practical TCP Port Scans

Penetration Testing
Earlier we looked at the theory behind different types of port scans. Here we’ll put the theory into practice and see what we find on a lab network. In this ... Read more
The Ultimate Port Scanning Guide: Part 1- Theory

The Ultimate Port Scanning Guide: Part 1- Theory

Penetration Testing
This is a multi-part blog post about port scanning. In this post we’re going to cover port scan theory. In the next post in this series we’ll look at the ... Read more
A Guide To Recognising Backdoors Using Metasploitable 2

A Guide To Recognising Backdoors Using Metasploitable 2

Penetration Testing
Every now and again when pentesting you come across something that doesn’t quite seem right. You can’t always put your finger on it, it’s just a little… off. Whether it’s ... Read more
ICMP and IP Network Mapping Tricks Every Pentester Needs To Know

ICMP and IP Network Mapping Tricks Every Pentester Needs To Know

Penetration Testing
Beyond the basics, there are various little things pentesters need know about when it comes to network mapping. It’s quite surprising how many people get these things wrong, until you ... Read more
Technical skills beginner pentesters need

Technical skills beginner pentesters need

Career Hacking, Penetration Testing
Every week or so people ask me about how to get started in penetration testing. I love this question as it gives me the chance to help people get their start. Sometimes I’m messaged on ... Read more
Breaking In[terviews]: John Carroll

Breaking In[terviews]: John Carroll

Career Hacking, Penetration Testing
The pentesting guide I’m working on features 7 video interviews with different penetration testers. Each penetration tester has a different educational backgrounds, technical specialisms or career paths. I’ve always been obsessed with quality and value, from ... Read more
An unhealthy journey into the world of the traceroute

An unhealthy journey into the world of the traceroute

Penetration Testing
Many of the network cartography tools and protocols we commonly use are defined through a set of standards called Request For Comments (RFCs). Surprisingly, not all of the tools we ... Read more
The common mistakes every newbie pentester makes

The common mistakes every newbie pentester makes

Penetration Testing
Every penetration tester goes through several rites of passage on their path from lowly nessus monkey to experienced pentester. I wouldn’t say that these are my favourites but they are surprisingly ... Read more