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 Adds New Features to Authenticator to Prevent MFA Fatigue Attacks

Microsoft is adding number matching and geographic and app context to Authenticator to defend against MFA fatigue attacks.

Mfa, Microsoft

Apple Fixes Zero Day in iOS 16.1

Apple has fixed a kernel zero day in iOS 16.1, along with a huge number of vulnerabilities in macOS Ventura.

Apple

FBI Warns of Attacks From Iranian Threat Group Emennet Pasargad

The FBI is warning companies about hack-and-leak operations from Iranian threat actor Emennet Pasargad.

Fbi

Decipher Podcast: Martin Roesch Returns

Martin Roesch, CEO of Netography, joins Dennis Fisher to talk about the evolution of network security, protecting hybrid computing environments, and where that Snort pig couch came from.

Podcast

With Attacks Underway, Fortinet Urges Customers to Patch CVE-2022-40684

Fortinet said many of its customers still have not updated to fix CVE-2022-40684, which has been under active attack for two weeks.

Fortinet, Greynoise