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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

1060 articles by Dennis Fisher

Volt Typhoon Attack Group Targets U.S. Infrastructure

A group known as Volt Typhoon, that is affiliated with the Chinese government, has been attacking critical infrastructure in Guam and elsewhere in the United States.


Lazarus Group Targets IIS Servers

The Lazarus Group has been compromising vulnerable IIS servers in an ongoing campaign.

North Korea

CISA Warns BianLian Ransomware Group Has Moved to Extortion Model

In a new advisory, the FBI and CISA warn that the BianLian ransomware group has moved to a data theft and extortion model.


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.