This podcast dicussion provides an extensive post-mortem analysis of the Jaguar Land Rover (JLR) Cyber Incident of 2025, which caused an estimated £1.9 billion in economic damage and crippled production for approximately 40 days. The analysis attributes the crisis not to a sophisticated new exploit, but to systemic operational resilience failures, particularly catastrophic weaknesses in Identity and Access Management (IAM) and the architectural flaw of insufficient IT/Operational Technology (OT) network segmentation. The discussion details how the threat actor group, Scattered Lapsus$ Hunters, leveraged old, compromised credentials and a lack of Multi-Factor Authentication (MFA) to gain initial access, rapidly pivoting from the corporate IT network to the manufacturing control systems, forcing a complete global shutdown. Key remediation mandates include the mandatory adoption of a Zero Trust Architecture (ZTA) and strict adherence to the Purdue Model for network separation to prevent future compromises from impacting physical production. The incident also exposed severe UK GDPR compliance risks due to delayed data breach notification and significant commercial contractual liabilities stemming from the extended operational paralysis.