Security news that informs and inspires
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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

596 articles by Dennis Fisher

SolarWinds Attackers Downloaded Some Microsoft Source Code Components

Microsoft said the SolarWinds hackers were able to view and download some source code components for Azure, Exchange, and Intune.

Solarwinds, Microsoft

U.S. Indicts Three North Koreans for Broad Hacking Campaign

The U.S. Department of Justice has indicted three North Koreans for allegedly hacking banks, private companies, and government agencies for many years.


Web Shell Attacks Spike

The volume of attacks using web shells as a persistence mechanism has nearly doubled in recent months, Microsoft said.


Decipher Podcast: Neil Daswani

Neil Daswani, co-director of the advanced security program at Stanford University and a former engineer at Twitter and Google, joins Dennis Fisher to discuss his new book, Big Breaches: Cybersecurity Lessons for Everyone, and the common root causes and effects of major data breaches.


‘Stop Acting Like These Attacks are Special or Rare’

National security experts and policy makers say the U.S. needs to act now to raise the cost of doing business for state-backed attackers.

Cisa, Government