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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


The Hacker Movie Canon: WarGames

What you see on these screens up here is a fantasy; a computer-enhanced hallucination. WarGames may be 42 years old (!) but its prescience about our current technocracy and race to take humans out of the loop is as clear as ever. Dennis Fisher, Lindsey O-Donnell-Welch, Zoe Lindsey, and Pete Baker sit down in front […]

By Dennis Fisher

October 8, 2025 | 1 min read

HackersVideo

The Cl0p-Oracle Extortion Emails, Red Hat Breach, and Sad Government News

Dennis and Lindsey dissect a busy week in security news, starting with the Cl0p group’s extortion campaign against Oracle customers (3:24), then moving into the Crimson Collective’s claimed breach of some of Red Hat GitLab’s repos (12:41), and finally the consequences of the expiration of th CISA legislation and de-funding of the MS-ISAC (22:46). We also […]

By Dennis Fisher

October 3, 2025 | 1 min read

Data breachPodcastRansomware
china flag

VMware Patches Bug Exploited By State Actors

The vulnerability (CVE-2025-41244) is easily exploitable, although it requires existing privileges on the target product.

By Dennis Fisher

September 30, 2025 | 2 min read

China
Microsoft logo

Microsoft Releases New Agentic AI Tools

The foundation of the new offerings is MIcrosoft Sentinel, the company’s security platform, that now includes the availability of the massive Sentinel data lake.

By Dennis Fisher

September 30, 2025 | 2 min read

AIMicrosoft

Akira Ransomware Actors Target SonicWall SSLVPN

This aggressive approach aligns with Akira's historical tactics of exploiting VPN infrastructure as an initial access vector.

By Dennis Fisher

September 29, 2025 | 2 min read

Ransomware

Cisco Warns of Attacks on Two ASA Flaws

Cisco’s Talos threat intelligence team said this campaign is the work of an actor it tracks as UAT4356, an APT team that has previously targeted ASA devices.

By Dennis Fisher

September 29, 2025 | 3 min read

Malware
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