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Hosted by Paul F. Roberts

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Nov 2025

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Cyber Security News, Analysis and Opinion

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5 recent

November 26, 2025Episode 26244 min

Cyber Threats to Water Infrastructure: Insights from Josh Corman

Cyber attacks on water infrastructure are growing. Josh Corman of IAmTheCavalry joins us to discuss efforts to secure critical water systems. The post <a href="https://securityledger.com/2025/11/cyber-threats-to-water-infrastructure-insights-from-josh-corman/">Cyber Threats to Water Infrastructure: Insights from Josh Corman</a> appeared first on <a href="https://securityledger.com">The Security Ledger with Paul F. Roberts</a>.

November 21, 202433 min

Pacific Rim: Sophos’ 6 Year Battle To Beat Back China State Hackers

Host Paul Roberts interviews Sophos CISO Ross McKerchar about the company's recent report, Pacific Rim, detailing its multi-year battle to beat back a sophisticated Chinese hacking campaign. The post <a href="https://securityledger.com/2024/11/pacific-rim-sophos-6-year-battle-to-beat-back-china-state-hackers/">Pacific Rim: Sophos’ 6 Year Battle To Beat Back China State Hackers</a> appeared first on <a href="https://securityledger.com">The Security Ledger with Paul F. Roberts</a>.

June 5, 2024

Spotlight Podcast: OT Is Under Attack. Now What?

Chris Walcutt, the CSO at DirectDefense talks about the rapidly changing threat landscape that critical infrastructure owners and operators inhabit, and how savvy firms are managing OT cyber risks. The post <a href="https://securityledger.com/2024/06/spotlight-podcast-ot-is-under-attack-now-what/">Spotlight Podcast: OT Is Under Attack. Now What?</a> appeared first on <a href="https://securityledger.com">The Security Ledger with Paul F. Roberts</a>.

May 16, 202435 min

Spotlight Podcast: CSO Chris Walcutt on Managing 3rd Party OT Risk

In this Spotlight Podcast, host Paul Roberts talks with Chris Walcutt, the CSO of DirectDefense about the rising cyber threats facing operational technology (OT) and how organizations that manage OT - including critical infrastructure owners can best manage increased cyber risks to OT environments. The post <a href="https://securityledger.com/2024/05/spotlight-podcast-cso-chris-walcutt-on-managing-3rd-party-ot-risk/">Spotlight Podcast: CSO Chris Walcutt on Managing 3rd Party OT Risk</a> appeared first on <a href="https://securityledger.com">The Security Ledger with Paul F. Roberts</a>.

March 28, 202434 min

Episode 257: Securing Software on Wheels with Dennis Kengo Oka of Synopsys

In this episode of The Security Ledger Podcast (#257) Paul speaks with Dennis Kengo Oka, a senior principal automotive security strategist at the firm Synopsys about the growing cyber risks to automobiles as connected vehicle features proliferate in the absence of strong cybersecurity protections. The post <a href="https://securityledger.com/2024/03/episode-257-securing-software-on-wheels-with-dennis-kengo-oka/">Episode 257: Securing Software on Wheels with Dennis Kengo Oka of Synopsys</a> appeared first on <a href="https://securityledger.com">The Security Ledger with Paul F. Roberts</a>.