Security news that informs and inspires
scrambled headshot of Dennis Fisher

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

Siemens Fixes Numerous Flaws in Wide Range of ICS Products

Siemens has patched dozens of vulnerabilities in several of its ICS products, including Parasolid, RuggedCom ROS, and Simcenter Femap.

ICS, Siemens

Decipher Podcast: Hack-a-Sat 2022

Mark Werremeyer and Bryce Kerley join Dennis Fisher to talk about this year's Hack-a-Sat capture the flag competition, how the challenges have evolved since last year, and how the competition helps players build their hacking skills.

Podcast

CISA Warns of Critical Flaw in Honeywell SoftMaster PLC Software

A critical vulnerability in the Honeywell SoftMaster PLC controller software can allow an attacker to execute arbitrary code on vulnerable machines.

ICS Security

Software Supply Chain Security Takes Center Stage in Washington

The Biden administration issued new guidance on software supply chain security for federal agencies, which includes requirements for self-attestations and SBOMs.

Government, China, Solarwinds

New Regulation May Follow Twitter Disclosures

Whistleblower disclosures by former Twitter security executive Peiter Zatko have spurred Congress to consider new regulations of platform providers and social media companies.

Government