SIT X-Ray
Look inside Microsoft's built-in SITs, and paste any text to see exactly why it matches. Faithful definitions for every built-in SIT, evaluated entirely in your browser.
Func_credit_card passed the Luhn check, and the keyword "card" sits inside the proximity window.
Paste your own text and see exactly why it matched ›
Try a classic false positive
Paste the text that triggered the alert
Runs against the 33 live-testable built-in SITs (of 350 catalogued). The rest rely on dictionaries or matching logic Microsoft keeps inside Purview, so testing them here would just be guessing.
Definitions reflect Microsoft's built-in SITs and the keyword lists on Microsoft Learn. This is a faithful simulation, not the live service, so confirm with the portal's SIT test before acting on a result. Nothing you paste leaves your browser.