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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

1178 articles by Dennis Fisher

Cloudflare Fights Bots With Tech, Trees

Cloudflare's new "bot fight mode" protects enterprises against malicious bots with tar-pit techniques and the company pledges to plant trees to offset the carbon costs.

Botnet

‘We Have to Stop Selling Fear’

CISA Director Christopher Krebs urged the security community to move past selling based on fear.

Government

Emotet Malware Reawakens

The Emotet malware has come back to life after several months of inactivity over the summer.

Malware

LastPass Fixes Bug That Leaked User Credentials

A flaw in the LastPass browser extension for Chrome and Opera could leak the credential used on the previous site.

Privacy

Simjacker Attack Exploits Deep-Seated Weakness in Phones

The newly disclosed Simjacker attack allows a remote attacker to track a mobile device by exploiting a weakness deep within many phones.

Mobile Security