The 443 - Security Simplified
Get inside the minds of leading white-hat hackers and security researchers. Each week, we’ll educate and entertain you by breaking down and simplifying the latest cybersecurity headlines and trends. Using our special blend of expertise, wit, and cynicism, we’ll turn complex security concepts into easily understood and actionable insights.
Episodes

4 days ago
4 days ago
This week on the podcast, we take a look at the impact of the US National Institute of Standards and Technology (NIST) backing away from their previous role of enriching vulnerability CVE records. Before that, we discuss Huntress's insider threat drama before ending with an AI-assisted vulnerability discovery in the Front Gate Tickets platform.

Thursday Jul 02, 2026
Thursday Jul 02, 2026
This week on the podcast we welcome back Ryan Estes from the WatchGuard Endpoint Security attestation team to discuss a recent deep dive analysis of NoisyS0cks. After that, we give an update on the latest trends in Ransomware targeting SMBs.

Monday Jun 22, 2026
Monday Jun 22, 2026
This week on the podcast, we unpack the Claude Fable 5 release and subsequent revocation following an export control directive from the US federal government. After that, we cover the recent FortiBleed credential dump, discussing its likely origins, before reviewing the most recent Windows 0day disclosed by Nightmare Eclipse.

Thursday Jun 18, 2026
Thursday Jun 18, 2026
Recorded live at WatchGuard’s APAC Partner Conference in Bali, Indonesia, this episode of 443 – Security Simplified features Brett Chalmers joining Marc Laliberte and Corey Nachreiner to discuss the evolving cybersecurity landscape across APAC. The conversation covers emerging threats, security challenges facing organizations, and how MSPs can help customers build resilience and strengthen their security posture in an increasingly complex threat environment.

Thursday Jun 04, 2026
Thursday Jun 04, 2026
Recorded live at WatchGuard’s Impact Partner Conference in Bali, Indonesia, this episode features Henson Yem, CIO and Technical Services Director at Tang Technology. Henson joins Marc Laliberte and Corey Nachreiner to discuss the evolving cybersecurity landscape across Australia and APAC, including emerging threats, the growing impact of AI, and the challenges organizations face in strengthening their security posture. The conversation also explores how MSPs can help customers build resilience, improve security maturity, and navigate an increasingly complex threat environment.

Tuesday May 26, 2026
Tuesday May 26, 2026
This week on the podcast we bring back WatchGuard's VP of MDR and Endpoint Adam Winston to discuss the cratering mean time to exploit of vulnerabilities and GitHub's recent data breach.

Tuesday May 19, 2026
Tuesday May 19, 2026
Recorded at WatchGuard’s EMEA Partner Conference, in Dubrovnik, Croatia, this episode of 443 – Security Simplified features Peter Johnson from Schwartz GmbH for a conversation on how cybersecurity priorities are evolving across Europe. Peter discusses the increasing complexity organizations face when balancing security, compliance, and operational efficiency, along with the challenges of supporting customers and partners with varying levels of cybersecurity maturity. The discussion also covers the growing influence of AI on both attackers and defenders, regional differences in security approaches, and the practical steps businesses can take to strengthen resilience against modern cyber threats.

Thursday May 14, 2026
Thursday May 14, 2026
Marc Laliberte and Corey Nachreiner recorded a special episode from WatchGuard’s EMEA Partner Conference in Dubrovnik, Croatia, featuring James McMillan, CTO of Redinet Limited. They discussed the evolving cybersecurity landscape for MSPs and businesses across Europe. James shares insights from his journey in IT and cybersecurity, the growing challenges organizations face as threats become more sophisticated, and why cyber resilience requires more than just technology. The conversation also explores how AI is changing security operations, the importance of building strong customer relationships, and what separates organizations that are proactively improving security from those struggling to keep pace.

Monday May 04, 2026
Monday May 04, 2026
This week on the podcast, we discuss a recent warning from the FBI about hacking leading to stolen shipments. Before that, we cover the Vercel software supply chain incident before discussing the Vect Ransomware-as-a-service turned accidental wiper.

Tuesday Apr 28, 2026
Tuesday Apr 28, 2026
This week on the podcast, Marc and Corey sit down with Paul Harris, CEO of BGLA and Futurity Corp at WatchGuard's Impact Partner Conference in Tulum, to explore the evolving cybersecurity landscape across Latin America. Paul shares his journey from early days in cybersecurity to leading organizations in the region, while breaking down the biggest concerns facing LATAM SMBs today. The conversation also covers how AI is reshaping cybersecurity, the challenges of securing partners across diverse markets, and practical advice for business leaders looking to stay ahead of cyber risk in LATAM.

443 Podcast Hosts
WatchGuard's CSO, Corey Nachreiner joins Director of Security Operations, Marc Laliberte to form The 443 Podcast. With over 40 years of cybersecurity experience, Marc and Corey dissect the latest cyber threats and explore cutting-edge security technologies. They provide invaluable insights to individuals and organizations alike, and empower them to stay one step ahead of cyber adversaries. Stay ahead of the threat landscape with the 443 Podcast.

