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

1182 articles by Dennis Fisher

Microsoft Warns of Teams-Based Phishing Campaign

Microsoft is warning enterprises about a recent Teams-based phishing campaign operated by a developing thrat group known as Storm-0342.

Microsoft, Phishing

Adobe Patches Actively Exploited Reader Zero Day

Adobe is warning Acrobat and Acrobat Reader users about an actively exploited vulnerability in those products.

Adobe

New MetaStealer Malware Targets macOS Users

A new strain of infostealer targeting Macs, known as MetaStealer, is hitting enterprises.

Apple

Decipher Podcast: Trickbot Sanctions, Apple Zero Days, and a Stolen Microsoft Key

Decipher editors Dennis Fisher and Lindsey O'Donnell-Welch break down a busy news week, including Microsoft's revelations about the theft of its signing key, the Trickbot group sanctions, and some new Apple iOS zero days.

Apple, Podcast, Microsoft, Trickbot

U.S., U.K. Hit Trickbot Group With Fresh Sanctions

The Department of the Treasury and the U.K. government have sanctioned 11 alleged members of the Trickbot group and say the group is allied with Russian intelligence.

Trickbot, Russia