Josh Shepard

Josh Shepard

Josh has spent his career hunting for and neutralizing nation-state threat actors targeting critical infrastructure. During his time with the USAF, he led a team of threat hunters pursuing advanced persistent threats (APTs) targeting the defense industrial base, energy, transportation, and water/wastewater sectors. From there he transitioned to Ro, a startup in the healthcare sector, where he built and led a threat intelligence and threat hunt program operating on a multi-cloud, multi-operating system environment.

Posts by Josh Shepard

Big Brother Hacker - Attack Reconnaissance

Summary Have you ever wondered how a hacker finds that vulnerable server to exploit or gets a list of viable email addre …

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5 min read
2024 | 06

Navigating Skynet with MITRE ATLAS

Summary With the rapid improvements in AI, many companies are moving quickly to integrate it into new or existing techno …

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2 min read
2024 | 05

Master of Disguise 2: The Art of ReDirection

Summary At RADICL, we’ve recently seen an uptick in threat actors using open redirect vulnerabilities in legitimate webs …

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2 min read
2024 | 05

Master of Disguise: URL Edition

Bottom Line Up Front Threat actors are crafty when it comes to social engineering. They will do anything in their power …

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5 min read
2024 | 04
3 min read
2024 | 03

From Zero to One: A Threat Hunting Training Montage (Part 1)

Welcome to the wonderful world of threat hunting! This is the first in a series of blog posts where we’ll walk through h …

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3 min read
2024 | 01

Cybersecurity Wake-Up: APT33's Latest Salvo Sparks Urgency in DIB Defenses

In the ever-evolving landscape of cyber threats, recent revelations by Microsoft have once again reminded us of the dang …

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2 min read
2024 | 01

Ransomware Meets Regulation: BlackCat Gang's Attack on MeridianLink

In a surprising twist the week before Thanksgiving, the infamous BlackCat ransomware gang took a bold step by filing a c …

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2 min read
2023 | 12
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