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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


DoJ Sanctions, the SEC Abandons the SolarWinds Action, and the FCC Reverses Course on Telecom Security

It’s an acronym-filled, government-only bonanza this week! We discuss the DoJ sanctioning Russian bulletproof hosting provider Media Land (0:53), the SEC dropping its enforcement action against SolarWinds and its CISO (13:25), and the FCC reversing course on a longstanding security rule for telecom providers (26:00).

By Dennis Fisher

November 21, 2025 | 1 min read

Podcast

Rich Mogull on the Cloudflare Outage, Resilience, and Single Points of Failure

Dennis is joined by Rich Mogull, chief analyst at the Cloud Security Alliance, cloud security trainer, and all around good guy to talk about the Cloudflare outage, why the internet is now just six companies, and what, if anything, organizations can do to improve their resilience in the current environment. 

By Dennis Fisher

November 18, 2025 | 1 min read

Video

Fortinet CVE-2025-64446 Under Active Attack

That vulnerability (CVE-2025-64446) affects several versions of FortiWeb and CISA  has added it to its Known Exploited Vulnerabilities catalog.

By Dennis Fisher

November 19, 2025 | 2 min read

Fortinet

Lighthouse Phishing Kit Takedown, Zero Day Mysteries, and Measuring Cyber Attack Costs

This week was a bit of a throwback to olden times, with the disclosure by Amazon threat intelligence of  zero days in Cisco and Citrix products that were exploited by an unnamed APT, and Google using legal action to disrupt the Lighthouse phishing service operation. We dig into those two stories, plus we discuss the […]

By Dennis Fisher

November 14, 2025 | 1 min read

Podcast

The Hacker Movie Canon: The Social Network

“You know, you really don’t need a forensics team to get to the bottom of this. If you guys were the inventors of Facebook, you’d have invented Facebook.” Melanie Ensign joins Dennis Fisher and Lindsey O’Donnell-Welch to discuss David Fincher’s massively successful 2010 film, The Social Network, a movie that opens a window into the […]

By Dennis Fisher

November 13, 2025 | 1 min read

HackersVideo
goanywhere flaw

APT Targets Cisco and Citrix Zero Days

The chain of discovery began with Amazon's security honeypot service, MadPot, which detected exploitation attempts for the Citrix Bleed Two vulnerability (CVE-2025-5777) before its public disclosure

By Dennis Fisher

November 12, 2025 | 2 min read

APTCisco
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