Security news that informs and inspires
scrambled headshot of Dennis Fisher

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

1130 articles by Dennis Fisher

Experts Urge Tighter Focus on Critical Infrastructure Security

ICS and operational technology experts told Congress Tuesday that adversaries' focus on critical infrastructure attacks requires a better focus on the security of these networks by defenders and regulators.

ICS, Government

Decipher Podcast: Gary McGraw on AI Security

Software security and AI security expert Gary McGraw joins Dennis Fisher to discuss the findings of a new AI architectural risk analysis research paper that his Berryville Institute of Machine Learning did on LLMs, the risks of black box models, and what kind of regulation would be most effective at reducing those risks.

Podcast, AI

U.S. Leaders Warn of Chinese Attacks on Critical Infrastructure

The Department of Justice has disrupted an attack campaign by Chinese state-sponsored attackers on U.S. critical infrastrucutre and says that country's targeting of civilian resources is a "low blow".

Government, China

Decipher Podcast: Kevin Tian and Rahul Madduluri

Kevin Tian and Rahhul Madduluri, co-founders of Doppel, join Dennis Fisher to discuss the emerging threats of AI-enabled phishing and brand impersonation and how AI can also be used to detect and stop these attacks.

Podcast

For AI Risk, ‘The Real Answer Has to be Regulation’

The development and deployment of AI systems based on LLMs includes many inherent risks and should be regulated, and soon, experts say.

AI, Government