Auth & Client-Side Security
medium Severity
Free Check
PII Exposure in Source Code
Scans HTML and script files for exposed Personally Identifiable Information (hardcoded emails, phone numbers, SSNs).
Why It Matters
Exposing developer or customer PII violates privacy laws and provides attackers with reconnaissance data for social engineering.
How We Check This
We run regex detectors for credit card numbers, Social Security Numbers, and phone numbers in rendered HTML.
How to Fix & Implement
Copy-paste configuration blocks tailored for your web server or edge proxy.
nginx snippet
Scrub internal email addresses and test data from production HTML builds
Frequently Asked Questions
Why is PII in HTML comments dangerous?
Developers often leave comments containing customer IDs or personal phone numbers that scrapers easily extract.