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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

977 articles by Dennis Fisher

Supply Chain Attacks: ‘The Best Bang For Your Buck’

The supply chain attack against 3CX may have been planned for more than a year, and such intrusions are the best return on investment for attackers, researchers say.

Supply Chain Security, 3cx, Solarwinds

Winter Vivern Goes After Diplomats and Government Agencies

The Winter Vivern APT group is now targeting government agencies and diplomats from the United States and European countries.

Malware, Russia

3CX Windows App Compromised in Supply Chain Attack

Two versions of the 3CX Windows electron app were compromised in a targeted supply chain attack, and researchers have connected it to a North Korean attack group.


New Spyware Campaigns Exploit iOS and Android Zero Days

Researchers at Google and Amnesty International have found new spyware campaigns that exploited multiple iOS, Android, and Linux zero days.

Google, Government, Apple

Apple Patches iOS Zero Day, TCC Bypass in macOS

Apple has patched a zero day in WebKit that has been exploited in the wild, as well as a serious security bypass bug in macOS.