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

285 articles by Dennis Fisher

Decipher Podcast: Adam O’Donnell

Adam O'Donnell, a longtime security engineer, startup founder, and member of the Cult of the Dead Cow, joins Dennis Fisher to talk about the group, its influence, and his career in security.

Podcast

Large BGP Leak Hits European Mobile Carriers

A BGP route leak by a hosting company affected traffic from several European mobile carriers this week.

BGP

Odd Bug Haunts Exim Mail Agent

The Exim MTA used in many Linux distributions contains a vulnerability that is trivially exploitable locally and can be exploited remotely in some cases.

Vulnerabilities

Sign In With Apple Makes Privacy a Centerpiece

Sign in with Apple is coming in iOS 13, and the company will allow users to share unique, disposable email addresses with apps to help prevent data collection.

Apple, Ios

MacOS Mojave Flaw Could Lead to Abuse of Trusted Apps

In macOS Mojave, a problem in the way the OS performs application validation could let an attacker run a modified version of a trusted app, bypassing local security mechanisms.

Apple