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April 11, 2022

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Microsoft Information Protection: Updates to Sensitive Information Types (SITs) definitions

Microsoft 365 Suite, Microsoft 365 Experts, SharePoint Development Services

From Microsoft Corporation
Technical Bulletin MC355212 · Published Apr 9, 2022

Message Summary

In our continued efforts to improve the accuracy of out-of-the-box sensitive information types (SITs), we will be updating the definition of five existing SITs for better accuracy and to stay updated with the latest definition published by relevant authorities.

When this will happen:

Rollout will begin in mid-April and is expected to be complete by end of April.

How this will affect your organization:

The following SITs definitions are being updated as follows:

SIT nameChanges
Slovakia passport numberThe new definition will look for:Existing pattern – One letter followed by 7 digitsAdditional pattern – Two letters followed by 6/7 digits
U.S. driver’s license numberAdded a case insensitive keyword “DLN” to the low confidence pattern
Hong Kong identity card (HKID) numberAdded support for following additional pattern: Optional space before check digit
Singapore national registration identity card (NRIC) numberAdded support for the following additional pattern(s): ‘M’ as the first letterReference: National Registration Identity Card – Wikipedia
Drug Enforcement Agency (DEA) numberUpdated the definition as per the latest patterns issued by Drug Enforcement AdministrationReference: DEA number – Wikipedia

What you need to do to prepare:

No action is needed. Your existing policies (including DLP policies) need not be changed.

Learn more:

Additional information


QuixTec provides this and other technical bulletins unaltered from Microsoft. As an authorized Microsoft Partner, we ensure that all our solutions we deliver to you include the latest Microsoft updates.

ABOUT US: QuixTec, LLC is a U.S. certified Veteran Owned, modern DevOps organization and Microsoft Partner that specializes in Microsoft SharePoint, Microsoft365 expertise & HTML5 technologies for small to enterprise-sized organizations. The founder, Richard, has 30 years of experience working with several notable companies that include World Vision, Expedia, Microsoft, Levi Strauss, NASA, Boeing Aerospace, Los Alamos National Laboratory, and the U.S. Air Force, to name a few.  QuixTec is in the Seattle area. Phone today for a free consultation and project estimate:

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