Decipher

Decipher Security Podcast

Every week, Dennis Fisher and Lindsey O'Donnell-Welch, the editors of Decipher, bring you exclusive, in-depth conversations with security researchers, CISOs, founders, and security experts to hellp you understand the threat landscape and better protect your organizations.

Author

Decipher

Category

Technology

Podcast website

decipher.sc

Latest episode

Jul 7, 2026

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Episodes

Source Code 12/8 08.12.2023

In this week's Source Code podcast we discuss flaws found in Sierra Wireless routers, sanctions announced by the US and UK , and a Microsoft Exchange flaw under attack by the Fancy Bear threat group. Support the show

Nathan Hamiel 06.12.2023

Nathan Hamiel, senior director of research at Kudelski Security and member of the Black Hat review board, where he serves as the track lead for AI, ML, and data science, talks about the intersection between AI and cybersecurity, differentiating between AI hype and reality and more. Support the show

Memory Safe: Shamla Naidoo 29.11.2023

Shamla Naidoo, a veteran CISO and lawyer, joins Dennis Fisher to talk about her introduction to computing as a teen in South Africa, what she learned after discovering an attacker on her company network as an admin, and how she has structured her career to only work on projects she enjoys.  Support the show

Decipher Podcast: What We're Thankful For 22.11.2023

Dennis Fisher and Lindsey O'Donnell-Welch talk about some of things in the security community they're thankful for, and a couple of things they're not.  Support the show

Memory Safe: Merritt Baer 15.11.2023

Merritt Baer, field CISO at Lacework and former member of the AWS office of the CISO, joins Lindsey O'Donnel-Welch in this week's Memory Safe episode to discuss her career arc, finding a true seat at the table as a security executive, and security as a business enabler. Support the show

Source Code 11/9 09.11.2023

In this week's Source Code podcast, we talk to researchers about their discoveries of  Confluence flaw exploitation  attempts and of a new Gootloader malware variant.   Support the show

Kymberlee Price 07.11.2023

Kymberlee Price, co-founder of Zatik , joins Dennis Fisher to talk about her experience running security response programs at Microsoft, BlackBerry, and other companies, and how the changing security landscape helped lead her to start her own company.  Support the show

Source Code 11/3 03.11.2023

In this week's Source Code podcast, we discuss a recently exploited Apache ActiveMQ flaw, the SEC charges against SolarWinds and its CISO, and the Biden administration's executive order on AI.  Support the show

Memory Safe: Michelle Finneran Dennedy 01.11.2023

In the premier episode of Memory Safe, Dennis Fisher talks with Michelle Finneran Dennedy, founder and CEO of Privacy Code, former CPO of Sun Microsystems and Cisco, and all around great person, about her early interest in technology, the influence of her father on her career, and why she's still doing security after all this time. Support the show

Source Code 10/27 27.10.2023

In this week's Source Code podcast, we discuss a threat group that's been  targeting a zero day vulnerability in the Roundcube webmail server and the recent Okta breach. Support the show

Matt Donahue and Nick Selby 24.10.2023

Dennis Fisher talks with Mat Donahue, a former FBI counterterrorism specialist and founder and CEO of Kodex, and Nick Selby, a technologist and law enforcement officer, about the challenges organizations face when responding to data requests from law enforcement agencies and how CISOs and legal teams can address them. Support the show

Dr. Christopher Mitchell 11.10.2023

Dr. Christopher Mitchell, the CISO for the City of Houston, joins the Decipher podcast to discuss how he inspires his team and drives collaboration related to security within his organization.  Support the show

Alessio Setaro 03.10.2023

Alessio Setaro, CISO of Leroy Merlin Italy, joins Dennis Fisher to talk about his path to becoming a CISO, the challenges of breaking down silos in an organization, and why security is a people-first challenge.  Support the show

Source Code 9/29 29.09.2023

In this week's Source Code podcast, we hear from Caitlin Condon with Rapid7 about a critical flaw in TeamCity , a continuous integration and continuous deployment tool. Also this week we discuss a recent FBI private industry notification about changing ransomware tactics, and flaws in the WS_FTP file transfer software from Progress Software.  Support the show

Source Code 9/22 22.09.2023

In this week's Source Code podcast, we talk about the DHS new recommendations for cyber incident reporting , Apple zero day flaws and a previously unknown attack group that has been targeting telecommunications providers in Middle Eastern countries. Support the show

Source Code 9/15 15.09.2023

This week's Source Code podcast is a Patch Tuesday bonus episode, where special guest Chris Goettl, VP of security products with Ivanti, talks about the severity of various zero day bugs disclosed by Microsoft, Apple, Google and more.  Support the show

Dennis and Lindsey Chop it up 08.09.2023

Decipher editors Dennis Fisher and Lindsey O'Donnell-Welch break down a busy news week, including Microsoft's revelations about the theft of its signing key , the Trickbot group sanctions , and some new Apple iOS zero days. Support the show

Source Code 9/1 01.09.2023

In this week's Source Code podcast, security researchers examine the impacts of the FBI's Qakbot disruption on the broader threat landscape. Support the show

Danny Rogers and Rocky Cole 28.08.2023

iVerify CEO Danny Rogers and COO Rocky Cole join Dennis Fisher to discuss the spinout of the iVerify mobile security tool as a standalone company, the scourge of mercenary spyware, and how enterprises can protect their users.  Support the show

Source Code 8/25 25.08.2023

In this week's Source Code podcast, we discuss a macOS variant of the XLoader malware and new details on malware used by the Lazarus Group. Support the show

Greg Notch 22.08.2023

At Black Hat USA, Greg Notch, CISO at Expel, talked about his previous experiences as the former NHL CISO and how to effectively communicate security risk at the board level. Support the show

John Checco 15.08.2023

At Black Hat USA last week, John Checco, resident CISO at Proofpoint, talked about how the threat landscape has evolved for financial services organizations, the new SEC cyber rule and its impact for CISOs, and a new phishing campaign recently discovered by Proofpoint targeting executives’ Microsoft 365 accounts.  Support the show

Katelyn Bowden and TC Johnson 11.08.2023

Katelyn Bowden and TC Johnson join Dennis Fisher to discuss the release of Veilid, a new protocol built by members of the Cult of the Dead Cow that is designed to bring true privacy and anonymity to users.  Support the show

Source Code: Black Hat USA Preview 04.08.2023

Decipher editors Lindsey O'Donnell-Welch and Dennis Fisher discuss the top sessions, keynotes and trends to look out for at Black Hat USA in Las Vegas next week. Support the show

Chris Kirsch 02.08.2023

Chris Kirsch, CEO of runZero , joins Dennis Fisher to talk about the problem of trying to secure what you don't know you have, asset management, and his history in the original crypto war.  Support the show

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