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🔐 '''Tokenization''' in the insurance industry refers to the process of replacing sensitive data — such as policyholder identification numbers, payment card details, or protected health information — with non-sensitive substitute values called tokens, which retain the format of the original data but carry no exploitable meaning if intercepted. As insurers handle vast volumes of [[Definition:Personally identifiable information (PII) | personally identifiable information]] across [[Definition:Underwriting | underwriting]], [[Definition:Claims management | claims]], and [[Definition:Policy administration system | policy administration]], tokenization has become a critical component of [[Definition:Information security | information security]] architecture and regulatory compliance.

⚙️ The mechanics are straightforward in principle: when a customer submits payment or identity data, a tokenization system generates a unique token mapped to the original value in a secure vault. All downstream processes — billing, claims adjudication, [[Definition:Reinsurance | reinsurance]] bordereau production — operate on tokens rather than raw data, dramatically reducing the number of systems that store exploitable information. This limits the blast radius of a [[Definition:Data breach | data breach]] and simplifies compliance with standards such as PCI DSS for payment data, the EU's General Data Protection Regulation (GDPR), and equivalent frameworks in jurisdictions like Singapore (PDPA) and Japan (APPI). In [[Definition:Cyber insurance | cyber insurance]] underwriting, an applicant's use of tokenization is frequently assessed as a positive risk control, potentially influencing [[Definition:Premium | premium]] levels and coverage terms. Some [[Definition:Insurtech | insurtechs]] have extended the concept further, exploring blockchain-based tokenization of [[Definition:Insurance-linked security (ILS) | insurance-linked securities]] and [[Definition:Parametric insurance | parametric insurance]] contracts to enable fractional ownership and automated settlement.

💡 Beyond its role as a security control, tokenization intersects with several strategic priorities for modern insurers. It facilitates secure data sharing across partner ecosystems — between [[Definition:Managing general agent (MGA) | MGAs]], [[Definition:Third-party administrator (TPA) | TPAs]], and carriers — without exposing raw customer records, which is increasingly important as [[Definition:Open insurance | open insurance]] initiatives and API-based integrations proliferate. Regulators in multiple markets are tightening expectations around data minimization and pseudonymization, making tokenization not merely a best practice but an operational necessity. For carriers evaluating their own [[Definition:Operational resilience | operational resilience]] and for underwriters assessing the security posture of prospective insureds, understanding how tokenization works — and where it does and does not apply — has become an essential part of the risk conversation.

'''Related concepts:'''
{{Div col|colwidth=20em}}
* [[Definition:Data breach]]
* [[Definition:Encryption]]
* [[Definition:Cyber insurance]]
* [[Definition:Personally identifiable information (PII)]]
* [[Definition:Information security]]
* [[Definition:Blockchain]]
{{Div col end}}

Definition:Tokenization - Revision history

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