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Author Bio


Dennis Fisher

Editor

Dennis Fisher is an award-winning journalist and author. He is one of the co-founders of Decipher and Threatpost and has been writing about cybersecurity since 2000. Dennis enjoys finding the stories behind the headlines and digging into the motivations and thinking of both defenders and attackers. He is the author of 2.5 novels and once met Shaq. Contact: dennis at decipher.sc.

dennis@decipher.sc

Featured Articles


Deciphering Star Wars

STAR WARS isn’t just one of the ore successful and iconic movies of all time and the basis for a worldwide sci-fi empire, it’s also a true hacker story. Wade Baker and Rich Mogull, two Star Wars scholars, join Dennis Fisher to break down the Empire’s pathetic perimeter defenses, R2D2’s arc as a wily hacker, […]

By Dennis Fisher

February 18, 2026 | 1 min read

PodcastVideo

Six Zero Days From Microsoft, One From Apple, and a CSI: Cyber Throwback

This week was a cornucopia of zero days. We talk about the six (!) actively exploited vulnerabilities that Microsoft patched this week in its February update (2:46), then we discuss the one that Apple fixed in iOS 26.3, a vulnerability that has been used in what the company calls an “extremely sophisticated attack” against a few individuals (7:24). […]

By Dennis Fisher

February 13, 2026 | 1 min read

AppleMicrosoftPodcastVulnerability

Apple Patches iOS Zero Day CVE-2026-20700

That vulnerability also was patched in macOS, but the active exploitation that Apple disclosed was against iOS only.

By Dennis Fisher

February 12, 2026 | 1 min read

AppleVulnerability

How to Stay Ahead of Attackers With watchTowr’s Ryan Dewhurst

Attackers are moving faster and faster every day, and the challenge of keeping pace is a daunting one. But it’s not impossible. watchTowr’s Ryan Dewhurst joins Dennis Fisher to talk about how the “magic” of computers first captured his imagination when he was young, how defenders can learn from attackers’ tactics and adapt, and how […]

By Dennis Fisher

February 9, 2026 | 1 min read

AIMalwareVideo

Dumping Edge Security Devices, the SystemBC Botnet, and the Joy of Joybubbles

This week we talk about the new CISA Binding Operational Directive that sets a deadline for removing end of support edge security devices from federal government networks (1:15), then we discuss the new research from Silent Push on the new variant of the SystemBC botnet (6:45), and finally we have a movie recommendation for you: Joybubbles, the fascinating new documentary […]

By Dennis Fisher

February 6, 2026 | 1 min read

Podcast

New SystemBC Botnet Activity Targets Systems Worldwide

The SystemBC botnet malware has become a critical component in the modern threat landscape, often preceding a full-scale ransomware deployment.

By Dennis Fisher

February 4, 2026 | 2 min read

BotnetRansomware
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