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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

618 articles by Dennis Fisher

More Malware Targets M1-Based Macs

A recent variant of the XCSSET malware has the capability to infect ARM M1-based Macs in addition to x86-based machines.

Macos, Apple

Popular Codecov Bash Uploader Tool Compromised

The Codecov Bash Uploader tool, used widely in ,any development environments, was compromised in January, potentially causing serious downstream problems.

Supply Chain

U.S. Sanctions Russia in Wake of Recent Cyber Attacks

The U.S. has imposed new economic sanctions against the Russian government and several IT security companies in the wake of the SolarWinds intrusion and other attacks.

Government, Russia

Microsoft Fixes Windows Zero Day Exploited in the Wild, Four More Exchange Flaws

Microsoft has released patches for a Windows bug that is being exploited in the wild and for four new Exchange vulnerabilities.

Microsoft, Patch Tuesday

Decipher Podcast: Patrick Wardle Returns

Mac security researcher Patrick Wardle joins Dennis Fisher to talk about the evolution of Mac malware, the relative security of macOS to other platforms, and Apple's current approach to platform safety.