Learn how software works.

UnderDunn Courses

Learn how software works.

These are free, self-paced courses about how programs work and what happens when they go wrong.
If you're new to the subject, Systems Foundations starts from the beginning.

1. 01

   New to computer systems?

   Start here. No prior experience needed.

   • Systems Foundations

     Learn Linux, Python, C, how programs run, and enough GDB to investigate a bug.

     Beginner

     View course
2. 02

   Ready to investigate vulnerable programs?

   Continue here after Systems Foundations or equivalent experience.

   • Vulnerability Research

     Find and exploit bugs in small C programs, then see how modern mitigations change the attack.

     Intermediate

     View course
3. 03

   Specialize in Windows or Linux

   These courses are planned for later in the series.

   • Windows track

     Planned

   • Linux track

     Planned