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5.6 Multiple Subscriber Account Scenarios

NIST PIV and digital identity SP 800-63A-4 against SP 800-63A
All changes in this version
added 5 Subscriber Accounts part of 5

Title changed

Before · SP 800-63A

After · SP 800-63A-4

Multiple Subscriber Account Scenarios

Control changed

Before · SP 800-63A

After · SP 800-63A-4

Some CSPs need to support a single user’s ability to interact with the CSP while fulfilling different roles or personas. For example, a subscriber may interact as themselves and also as a representative of a business across different services supported by the CSP. Another scenario is a CSP that serves both commercial and federal RPs and must maintain a separation between its services. To limit fraud and avoid redundant costs and processes, CSPs SHOULD provide users with a means to manage multiple user personas without having to create multiple subscriber accounts. If this is not possible, and multiple subscriber accounts are supported for a single subscriber, the CSP SHOULD implement its subscriber accounts in a manner that avoids unnecessary re-proofing of the same subscriber (e.g., linking accounts via a common identifier or through biometric or attribute resolution).

If multiple subscriber accounts are permitted for a single subscriber, the following requirements apply: