Welcome To
Free Lab Fridays
Free Lab Fridays is an initiative started by
Black Hills Information Security, Antisyphon Training, and their partner, MetaCTF
This initiative has a simple goal: Education for All.

HOW IT WORKS
Looking for a place to safely complete all of the labs you see?
Free Lab Fridays has the answer.
By providing your email at the link below, you will receive a special code that will grant you 2 HOURS of access to a meticulously crafted lab environment,
hosted on MetaCTF’s CloudLab platform.
On this platform, you will be able to spin up a snapshotted instance of a virtual machine that has everything you will need to complete all 200+ labs,
and the best part? It's all accessible with the click of a button.
One VM. Unlimited Capability.
What If I Use All 2 Free Hours?
Don’t worry! Come back next Friday,
and you’ll get another 2 VM Lab HOURS, for Free!
Please Note: Stacking Hours is NOT possible!
Looking for something Specific?
Browse through our Lab Database
4 items
External Service Exploitation
July 29, 2026
Exploited External Service External service exploitation happens when an attacker gains access to a system by abusing a service that is exposed to the internet These services are not websites only -…

External Service Exploitation CTF #1
October 19, 2026
Check out this CTF challenge from Kent Ickler & Jordan Drysdale’s webcast on November 19th, 2025!

External Service Exploitation CTF #2
October 19, 2026
Check out this CTF challenge from Chris Traynor’s webcast on January 29th, 2026!

External Service Exploitation CTF Quiz
July 29, 2026
Test your knowledge of External Service Exploitation with this CTF quiz!
Are You An Educator?
Black Hills Information Security & Antisyphon Training offer special functionality for verified educators.
Want to check it out? Fill out the form below to get verified and unlock custom lesson building, quiz building, and more!