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Dennis Fisher

Editor in Chief

Dennis Fisher is an award-winning journalist who has been covering information security and privacy since 2000.

He is one of the co-founders of Threatpost and previously wrote for TechTarget and eWeek, when magazines were still a thing that existed. Dennis enjoys finding the stories behind the headlines and digging into the motivations and thinking of both defenders and attackers. His work has appeared in The Boston Globe, The Improper Bostonian, Harvard Business School’s Working Knowledge, and most of his kids’ English papers.

Featured Articles

1062 articles by Dennis Fisher

Camaro Dragon Group Targets Routers With Malicious Firmware

A Chinese state-affiliated attack group known as Camaro Dragon is targeting some TP-Link routers to install malicious firmware images.


Greatness Phishing Service Targets Microsoft 365 Users

A new phishing service called Greatness is targeting Office 365 organizations in the U.S. and elsewhere.


GitHub Enables Push Protection to Prevent Secret Leaks

GitHub has released a new push protection feature to prevent developers from accidentally including secrets in commits.


Intel BootGuard, Firmware Signing Keys Found in MSI Data Leak

Researchers have discovered the firmware signing keys and Intel BootGuard keys for several manufacturers in data dumped by attackers who breached Taiwanese hardware maker MSI.

Data Breach

Microsoft Fixes Windows Bug, Secure Boot Bypass Under Active Attack

Microsoft has patched two flaws (CVE-2023-29336 and CVE-2023-24932) that have been actively exploited.

Microsoft, Uefi