WSUS Attacks Part 1: Introducing PyWSUS

At GoSecure, we work hard to illustrate the impact of our pentest findings on our clients’ security posture. In the past few years, we found numerous organizations with vulnerable Windows Server Update Services (WSUS) deployments. However, no tool (reliable enough to...

Fuzzing Closed Source PDF Viewers

This blog post covers typical problems which arise when fuzzing closed source PDF viewers and possible approaches to these problems. Hereby it focuses on both: Input-Minimization and Non-Terminating programs. The approaches were found and implemented as part of my...

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