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🗄️ '''Configuration management database (CMDB)''' is a centralized repository that stores information about the hardware, software, network components, and service relationships that constitute an organization's IT environment — and in the insurance industry, it plays a particularly important role given the complex, interconnected technology estates that [[Definition:Insurance carrier | carriers]], [[Definition:Reinsurance | reinsurers]], and large intermediaries maintain. A CMDB records configuration items (CIs) — servers, databases, [[Definition:Application programming interface (API) | APIs]], [[Definition:Policy administration system (PAS) | policy administration systems]], [[Definition:Claims management system (CMS) | claims platforms]], [[Definition:Catastrophe modelling platform | catastrophe models]], and the dependencies among them — providing the authoritative map of how technology assets relate to the business services they support. This concept originates from the IT Infrastructure Library (ITIL) framework but has taken on heightened importance in insurance as firms modernize, adopt [[Definition:Cloud-native application | cloud-native]] architectures, and face increasing regulatory scrutiny over operational resilience.

⚙️ In practice, a CMDB is populated through a combination of automated discovery tools, which scan the network to identify and catalog assets, and manual entries for elements that require human classification — such as mapping a particular server cluster to the [[Definition:Underwriting | underwriting]] platform it hosts or identifying which [[Definition:Reinsurance | reinsurance]] accounting module depends on a specific database instance. The real value emerges when the CMDB is integrated with incident management, change management, and [[Definition:Cybersecurity | cybersecurity]] systems. When a server hosting a critical [[Definition:Billing management system | billing system]] experiences an outage, the CMDB enables IT teams to instantly understand downstream impacts — which policies cannot be billed, which [[Definition:Bordereaux | bordereaux]] feeds are disrupted, and which business processes are affected. Similarly, before deploying a change to a [[Definition:Rating | rating engine]], the CMDB reveals all dependent services and environments, reducing the risk of unintended disruptions.

🛡️ For insurance organizations, maintaining an accurate CMDB is increasingly tied to regulatory expectations around operational resilience and business continuity. Supervisory frameworks in the UK (the PRA and [[Definition:Financial Conduct Authority (FCA) | FCA's]] operational resilience rules), the EU ([[Definition:Digital Operational Resilience Act (DORA) | DORA]]), and other jurisdictions require firms to identify important business services, map them to underlying technology assets, and demonstrate that they can continue operating within defined impact tolerances during disruptions. A well-maintained CMDB provides the foundational asset inventory needed to satisfy these requirements. It also supports [[Definition:Cybersecurity | cybersecurity]] programs by enabling rapid identification of vulnerable components when new threats emerge — a capability that proved critical during high-profile software supply chain incidents. In large insurance groups with hundreds of applications spanning multiple lines of business and geographies, the CMDB is the connective tissue that transforms a sprawling IT estate from an opaque risk into a manageable, governed infrastructure.

'''Related concepts:'''
{{Div col|colwidth=20em}}
* [[Definition:Operational resilience]]
* [[Definition:Digital Operational Resilience Act (DORA)]]
* [[Definition:Cybersecurity]]
* [[Definition:Cloud-native application]]
* [[Definition:IT governance]]
* [[Definition:Business continuity planning (BCP)]]
{{Div col end}}

Definition:Configuration management database (CMDB) - Revision history

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