John Pierce

. CISSP, SLAE, Security+

Videos

Videos

This is a collection of videos I have created either for teaching purposes or just to help me remember how to do things I don't do very often.

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First bit::

This is a writeup of the format string vulnerability in level 4 of the 64bitprimer VM from vulnhu

First bit::

Installation of the software to make a yubikey 4 work in FIDO U2F mode on Debian Jessie i386

First bit::

Lesson(s) learned

First bit::

This one stumped me. Overall, it was a great competition for me as I got to learn a whole lot of new things. I had never worked on a Mac, other than as a user, had never used Hopper, lldb or any of the other tools for reversing on a Mac, and haven't got any experience in the Objective C/Swift framework.

First bit::

4 rounds, lots of debugging