The Google Security Gap Nobody Talks About with Florbs founders Niek Waarbroek and Tycho Klessens

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1. 

   S6 · E47 · 14 Apr 2026 · 59 min

   Securing the World´s biggest HR Firm | Martijn Nykerk, CISO at Randstad | Cyber Security District

   Title: Securing the World´s biggest HR Firm | Martijn Nykerk, CISO at Randstad | Cyber Security District Episode Description: What does it take to secure a company that manages the careers of millions of people across the globe? In this episode of Cyber Security District, we sit down with Martijn Nykerk, CISO at Randstad, one of the world’s largest HR and recruitment firms, with over 6,000 branches across 38 countries. Martijn has spent 20 years inside Randstad, growing from running the Dutch telco infrastructure to becoming its first global CISO, building security from the ground up as the…

2. 

   S6 · E46 · 31 Mar 2026 · 1 hr 6 min

   From Fintech Founder to Cyber Investor with Chris Zadeh | Cyber Security District

   In this episode of Cyber Security District, we speak with Chris Zadeh, serial entrepreneur, fintech pioneer, angel investor, and author. Chris was founder and CEO of Ohpen, one of the first cloud-native core banking platforms in Europe, orchestrating more than €100 billion in financial flows. After building and scaling Ohpen for ten years, he exited and shifted his focus to investing, launching a dedicated cybersecurity fund and his own investment vehicle. From growing up without financial privilege to becoming one of the early digital banking pioneers at Binck in the Netherlands, Chris…

3. 

   S6 · E45 · 17 Mar 2026 · 1 hr 1 min

   From 3x CISO to Founder: Building the Tool She Always Needed | Jaya Baloo Founder of AISLE™

   What if the real cybersecurity crisis isn’t attackers, but our own backlog? In this episode of Cyber Security District, we sit down with Jaya Baloo, former CISO at major global organizations including KPN, Avast, and Rapid7 and now founder of AISLE™, an AI-native platform designed to not just detect vulnerabilities, but fix them. After years defending complex enterprises from relentless threats, Jaya made a bold move: stepping out of the CISO seat to build the kind of technology she wished she had. Her mission is clear, eliminate the massive vulnerability backlog that leaves organizations…

4. 

   S6 · E44 · 10 Dec 2025 · 53 min

   The AI Deepfake Problem Is Worse Than You Think | Marco Ramilli | Cyber Security District

   In this episode of Cyber Security District podcast, we speak with Marco Ramilli, a cybersecurity visionaire, TEDx speaker, and founder of IdentifAI, a deepfake detection company working at the intersection of AI, trust, and digital identity. From writing early sandboxing papers to leading cyber defense teams and selling his previous startup to VirusTotal (Google), Marco has spent the last two decades safeguarding digital borders. At IdentifAI, he’s now taking on one of the biggest threats of the AI era: manipulated content. Whether it’s fake insurance claims, fraud in football scouting, or…

5. 

   S5 · E43 · 30 Sep 2025 · 55 min

   Rethinking Cybersecurity Architecture with Dawnguard’s CTO Kim van Lavieren

   In this episode of Cyber Security District, we sit down with Kim van Lavieren, co-founder and CTO of Dawnguard, a cybersecurity startup that raised millions in funding before registering a company or launching a product. Kim’s story is anything but ordinary, from leading Marines on no-sleep missions to building offensive hacking tools for the Dutch military, to managing massive security teams at Amazon in the U.S., his path combines discipline, vision, and deep technical mastery. Together with co-founder Madi Abdurazak, Kim is now on a mission to completely rethink how cybersecurity should…

6. 

   S5 · E41 · 3 Sep 2025 · 54 min

   Scaling AI-Powered Pentesting Globally with Breachlock CEO Seemant Sehgal | Cyber Security District

   In this episode of Cyber Security District, we sit down with Seemant Sehgal, founder and CEO of Breachlock, one of the fastest-growing offensive security companies in the world. Seemant’s journey took him from a small town in Northern India to leading global cybersecurity teams at ING Bank, before founding a startup that’s now active in over 20 countries. At Breachlock, Seemant is rethinking how offensive security is done. His platform combines automation, AI, and human-led red teaming to deliver scalable Pen Testing as a Service (PTaaS) that addresses the growing inefficiencies of…

7. 

   S5 · E40 · 19 Aug 2025 · 45 min

   From 13-Year-Old Hacker to Cybersecurity Leader with Mischa van Geelen

   In this episode of Cyber Security District, we sit down with Mischa van Geelen, one of the Netherlands’ most remarkable cybersecurity professionals. At just 13 years old, Mischa discovered a critical vulnerability at a major Dutch bank. By 15, he was the youngest full-time pen tester at a global consultancy. Now in his twenties, he’s already co-founded one of the top incident response firms in the country, served as TISO at leading payment institutions like iDEAL and European Payment Institute (EPI) and is gearing up to launch his next venture. Mischa’s story is anything but ordinary. A…

8. 

   S5 · E39 · 6 Aug 2025 · 52 min

   Threat Intel, Startups & Scaling Europe’s Cyber Future with Marco Riccardi

   In this episode of Cyber Security District, we sit down with Marco Riccardi, threat intelligence expert, startup founder, and the mind behind QuoIntelligence. From getting his first computer at age 7 to running cyber operations at Deutsche Bank and the European Central Bank, Marco’s journey is anything but linear. He’s built a deep-tech company protecting European infrastructure, all while fusing AI, geopolitics, and intelligence analysis into a single mission: safeguarding Europe’s digital future. Marco is the founder and CEO of QuoIntelligence, a fast-growing European scale-up tackling the…

9. 

   S5 · E38 · 22 Jul 2025 · 42 min

   People over Product with Cyber Investor Mahdi Abdulrazak | Cyber Security District Podcast

   In this episode of Cyber Security District, we speak with Mahdi Abdulrazak, a cybersecurity leader, serial investor, and one of the most remarkable self-made minds in the field. He just left his CISO position SHV Energy, where he led a team of over 100 professionals, but his journey started much earlier as a refugee, a teenage hacker, and a relentless entrepreneur. Mahdi’s story spans continents, industries, and disciplines. Fluent in over 8 languages and driven by curiosity, he's not only built pioneering technology platforms but also invested in some of the most promising cybersecurity…

10. 

    S5 · E37 · 8 Jul 2025 · 49 min

    From Criminology to Cybersecurity Leadership with Fleur van Leusden

    In this episode of Cyber Security District, we sit down with Fleur van Leusden, one of the most visible and respected voices in the Dutch cybersecurity landscape. Fleur is the current Chief Information Security Officer (CISO) at a major Dutch government institution, but her work spans far beyond that. With a background in criminology and a career that began in law enforcement, Fleur has become a strategic advisor to the Dutch education system, a frequent keynote speaker, and the host of one of the most popular cybersecurity podcasts in the Netherlands: CISO Praat. Her journey from internet…