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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

1128 articles by Dennis Fisher

New Chaos Malware Targets Windows and Linux Devices

A new piece of malware known as Chaos that is built for Windows and Linux systems is infecting home routers, enterprise servers, and other devices and launching DDoS attacks.

Malware, Botnet, China

Node.js Update Fixes High Severity Flaws

An update for the Node.js framework includes fixes for DNS rebinding and HTTP smuggling vulnerabilities.

Vulnerabilities, Javascript

The NSA is Here to Help

The NSA's new Cybersecurity Collaboration Center is the centerpiece of an effort to provide more information and context for private sector defenders.

NSA

New Metador APT Discovered Targeting ISPs, Telcos

Researchers have discovered a new APT actor called Metador that has been targeting ISPs, telcos, and universities in the Middle East and Africa.

APT

Decipher Podcast: Asheer Malhotra and Guilherme Venere

Dennis Fisher talks with Asheer Malhotra and Guilherme Venere of Cisco Talos about the group's new research on the Gamaredon APT group, which has been targeting Ukrainian organizations in a new campaign.

Podcast