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

1134 articles by Dennis Fisher

Attackers Eyeing Cloud Platforms

Attack groups are increasingly focusing their attention on cloud platforms and services as common entry points for victim networks.

Cloud

Decipher Podcast: Amanda Berlin

Amanda Berlin of Blumira joins Dennis Fisher to talk about how she got her start in security, learning new skills on the fly, and helping customers find the things that really matter on their networks.

Podcast

Mimecast Says Attackers Stole Certificate, Targeted Customers’ Email

Email security firm Mimecast said attackers stole a certificate some of its customers use to authenticate to some of its cloud services.

Data Breaches

No Easy Path to Cyber Norms

Discussions on developing norms for cyber operations have resurfaced in the wake of the SolarWinds breach and subsequent intrusions, but experts say it's not a simple task.

Government

CISA Identifies Multiple Vectors Used by SolarWinds Attackers

CISA has found several initial access vectors used by the SolarWinds attackers, including abusing legitimate accounts and forging SAML tokens.

Government, Solarwinds