Jason Spencer

Deck of Cards CTF

I created a small crypto style CTF for Black Hat last year (we’re training again this year, check our courses out) and hid the starting point in an “easter egg” on a deck of cards. The deck of cards are a custom design by the SensePost training team, which were themed around hacking and were handed out during the conference. This post covers how we built it, and how to…

Black Hat Card Deck CTF

In 2023 we, the training team within Orange Cyberdefense and specifically Ulrich Swart, Matthew Hughes and myself, attempted to do something a little different for Black Hat with regards to our in class competition. Each year we give a select few students some swag for portraying the most “plakker” mindset, being active in class, or finding another method to solve the practical. The concept we decided to explore that year…

Exploring The Fundamentals

We are excited to be presenting our Hands-on-Hacking Fundamentals (HHF) course at this year’s BlackHat USA 2021 conference. In our HHF course we explore the fundamentals required to grow your hacking skills where you can utilise your newly learned skills with practical, real world hacks in our custom lab environment. This blog aims to demonstrate the fundamentals of networking and scanning using the defacto Network Mapper “Nmap” which is one…

Hack-From-Home Challenge Walk Through

On the 27th of April 2020 SensePost created a CTF challenge (https://challenge.sensepost.com) for the public. The names of those who managed to capture flags would be placed in a draw for a seat on one of SensePost’s upcoming training courses. The challenge was to grab as many of the four flags as you could. Each flag was harder to get than the previous. The challenge started with a simple engage…