Exploit Development with AFL, PEDA and PwnTools

In this tutorial, we expand on our previous article on AFL by developping a simple exploit using PEDA and Pwntools.

The Solfa Cipher (NSEC17 Write-Up)

The Solfa Cipher Between May 19th and 21st, 2017, I’ve participated in the NSEC 17 Capture-the-Flag (CtF) event held annually in Montreal, QC. As usual, the team and I had a blast spending days and nights solving challenges and drinking free beer. Among the challenges was a two-part cryptographic puzzle printed on the first and last […]

Software Exploit Development – Fuzzing with AFL

It’s quite impressive to look back in the past to the early days of software vulnerabilities and observe the ongoing dance between new mitigation and new exploitation techniques. Powerful fuzzing tools are now commonplace and operated on a daily basis by IT corporations and security labs; either to find crashes in their software or others’ […]