
Episode #113
Stop Relying on Firewalls How an Engineer Defends Critical Financial Infrastructure
️ Welcome to The Cyber Weekly Podcast! In this episode, Deo Okello sits down with Venuste Niyodusenga, Senior Network Engineer at the National Bank of Rwanda. He holds CISSP, CCSP, CCNP, PMP and AWS Solutions Architect Professional credentials and has a Master's from Carnegie Mellon University Africa. He has 10+ years across IT, SCADA and industrial systems, and cybersecurity consulting. In this episode you'll learn: ✅ Why perimeter-only security fails against stolen credentials and session cookies ✅ What identity-driven defense in depth looks like: MFA, least privilege, just-in-time access, device posture and AAA ✅ How to handle unpatched critical systems in a bank without causing an outage ✅ The biggest architectural shift African financial institutions must prepare for (hint: fighting AI with AI) ✅ How to break the "experience trap" and get into cybersecurity without waiting for permission

