Data Hashing & Privacy

Why Hash Customer Data?

Ad platforms use customer data (email, phone) to match conversions to ad clicks. However, sending raw personal data:

  • Creates privacy concerns
  • May violate GDPR/CCPA
  • Exposes customer information

SHA256 Hashing

TrackShift automatically hashes all PII (Personally Identifiable Information) before sending to ad platforms:

Raw Data Hashed Value
john@email.com e99a18c428cb38d5f260853678922e03…
+15551234567 8d969eef6ecad3c29a3a629280e686cf…

What Gets Hashed

  • Email address
  • Phone number
  • First name
  • Last name
  • City
  • State/Province
  • Postal code
  • Country

Platform Requirements

Platform Hashing Required
Meta CAPI Yes (SHA256)
GA4 Optional
TikTok Yes (SHA256)
Pinterest Yes (SHA256)
Snapchat Yes (SHA256)
Google Ads Yes (SHA256)
LinkedIn Yes (SHA256)
Bing Yes (SHA256)

Last updated: January 16, 2026