Brian Reitz

Senior Consultant

Brian Reitz is a Senior Consultant at SpecterOps on the Defensive Services team. With a background in pentesting and red teaming, his most recent role was as a detection and response engineer at a healthcare company before returning to SpecterOps in 2025.

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Research & Tradecraft

Finding SOCKS with Proxywatch

TL;DR: Adversaries use SOCKS proxy tunnels to pivot within environments and to execute code against compromised systems without bringing tools…

By: Brian Reitz, John Wotton

14 mins

BloodHound

BlackHat USA 2017/DEF CON 25 Roundup

It was a whirlwind week in the infosec community at “Hacker Summer Camp,” and many great talks, tools, and projects…

By: Brian Reitz

6 mins

Research & Tradecraft

Hiding Registry keys with PSReflect

Introduction and Background Recently, I wanted to test detection of different kinds of registry persistence used by malware and APT…

By: Brian Reitz

12 mins