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Privacy & Compliance: GDPR Considerations

Server-side tracking gives you complete control over data privacy and compliance. Here's how to ensure GDPR/CCPA compliance.

GDPR Requirements​

Key Requirements​

  • Explicit consent for tracking
  • Right to access data
  • Right to delete data
  • Data minimization
  • Purpose limitation
  • Data security
  1. Choose CMP (CookieYes, OneTrust, etc.)
  2. Configure consent types
  3. Set up consent mode
  4. Test consent flow
  1. Set default consent state
  2. Configure consent types
  3. Update on consent change
  4. Test consent flow

Step 3: Respect User Choices​

  1. Only track if consent given
  2. Block tracking if consent denied
  3. Store consent preferences
  4. Honor opt-out requests

Data Anonymization​

When to Anonymize​

  • Before sending to platforms
  • For analytics purposes
  • To comply with regulations
  • To protect user privacy

How to Anonymize​

  • Hash email addresses
  • Remove PII
  • Use anonymous user IDs
  • Limit data collection

User ID & Privacy​

The User ID Conundrum​

  • User ID needed for attribution
  • Can be used for legitimate interest
  • Must respect consent
  • Separate from PII

Best Practices​

  • Generate anonymous user ID
  • Only use with consent
  • Don't link to PII without consent
  • Document purpose limitation

Data Retention​

Retention Policies​

  • Set retention periods
  • Delete old data
  • Comply with regulations
  • Document policies

BigQuery Retention​

  • Set table expiration
  • Archive old data
  • Delete on request
  • Comply with GDPR

Access Controls​

Who Can Access Data​

  • Limit to authorized personnel
  • Document access
  • Regular access reviews
  • Audit logs

BigQuery Access​

  • Set up IAM roles
  • Limit to necessary users
  • Regular access reviews
  • Monitor access logs

Next Step: Learn about Testing & Validation to ensure your implementation works correctly.