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5.3.1 Business Process vs. Online Transaction

NIST PIV and digital identity SP 800-63-4 against SP 800-63-3
All changes in this version
removed 5 Digital Identity Risk Management part of 5.3

Title changed

Before · SP 800-63-3

Business Process vs. Online Transaction

After · SP 800-63-4

Business Process vs. Online Transaction

Control changed

Before · SP 800-63-3

The assurance level determination is only based on transactions that are part of a digital system. An online transaction may not be equivalent to a complete business process that requires offline processing, or online processing in a completely segmented system. In selecting the appropriate assurance levels, the agency should assess the risk associated with online transactions they are offering via the digital service, not the entire business process associated with the provided benefit or service. For example, in an online survey, personal information may be collected, but it is never made available online to the submitter after the information is saved. In this instance, it is important for the information to be carefully protected in backend systems, but there is no reason to identity proof or even authenticate the user providing the information for the purposes of their own access to the system or its associated benefits. The online transaction is solely a submission of the data. The entire business process may require a significant amount of data validation, without ever needing to know if the correct person submitted the information. In this scenario, there is no need for any identity proofing nor authentication.

Another example where the assessed risk could differ if the agency evaluated the entire business process rather than the online transaction requirements is a digital service that accepts résumés to apply for open job postings. In this use case, the digital service allows an individual to submit – or at least does not restrict an individual from submitting – a résumé on behalf of anyone else, and in subsequent visits to the site, access the résumé for various purposes. Since the résumé information is available to the user in later sessions, and is likely to contain personal information, the agency must select an AAL that requires MFA, even though the user self-asserted the personal information. In this case, the requirements of [ EO 13681 ] apply and the application must provide at least AAL2. However, the identity proofing requirements remain unclear. The entire business process of examining a résumé and ultimately hiring and onboarding a person requires a significant amount of identity proofing. The agency needs a high level of confidence that the job applicant is in fact the subject of the résumé submitted online if a decision to hire is made. Yet this level of proofing is not required to submit the résumé online. Identity proofing is not required to complete the digital portion of the transaction successfully. Identity proofing the submitter would create more risk than required in the online system as excess personal information would be collected when no such information is needed for the portion of the hiring process served by the digital job application portal and may reduce usability. Therefore, the most appropriate IAL selection would be 1. There is no need to identity proof the user to successfully complete the online transaction. This decision for the online portal itself is independent of a seemingly obvious identity proofing requirement for the entire business process, lest a job be offered to a fraudulent applicant.

After · SP 800-63-4

The assurance level determination is only based on transactions that are part of a digital system. An online transaction may not be equivalent to a complete business process that requires offline processing, or online processing in a completely segmented system. In selecting the appropriate assurance levels, the agency should assess the risk associated with online transactions they are offering via the digital service, not the entire business process associated with the provided benefit or service. For example, in an online survey, personal information may be collected, but it is never made available online to the submitter after the information is saved. In this instance, it is important for the information to be carefully protected in backend systems, but there is no reason to identity proof or even authenticate the user providing the information for the purposes of their own access to the system or its associated benefits. The online transaction is solely a submission of the data. The entire business process may require a significant amount of data validation, without ever needing to know if the correct person submitted the information. In this scenario, there is no need for any identity proofing nor authentication.

Another example where the assessed risk could differ if the agency evaluated the entire business process rather than the online transaction requirements is a digital service that accepts résumés to apply for open job postings. In this use case, the digital service allows an individual to submit – or at least does not restrict an individual from submitting – a résumé on behalf of anyone else, and in subsequent visits to the site, access the résumé for various purposes. Since the résumé information is available to the user in later sessions, and is likely to contain personal information, the agency must select an AAL that requires MFA, even though the user self-asserted the personal information. In this case, the requirements of [ EO 13681 ] apply and the application must provide at least AAL2. However, the identity proofing requirements remain unclear. The entire business process of examining a résumé and ultimately hiring and onboarding a person requires a significant amount of identity proofing. The agency needs a high level of confidence that the job applicant is in fact the subject of the résumé submitted online if a decision to hire is made. Yet this level of proofing is not required to submit the résumé online. Identity proofing is not required to complete the digital portion of the transaction successfully. Identity proofing the submitter would create more risk than required in the online system as excess personal information would be collected when no such information is needed for the portion of the hiring process served by the digital job application portal and may reduce usability. Therefore, the most appropriate IAL selection would be 1. There is no need to identity proof the user to successfully complete the online transaction. This decision for the online portal itself is independent of a seemingly obvious identity proofing requirement for the entire business process, lest a job be offered to a fraudulent applicant.