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SydiumIssue 21 · 2026

The Daily Queue

Data & Security

Transparency about how we store, protect, and manage your data.

Infrastructure

Where Your Data Lives

Your data is stored on Google Cloud infrastructure (Firebase) in the United States.

  • Firebase Authentication & Firestore for account and content data
  • Primary data center: US (us-central1)
  • GDPR compliance via Google's Standard Contractual Clauses (SCCs)
Retention

Data Retention

Data TypeRetention Period
Account information (email, name)Until account deletion
Connected social accountsUntil account deletion
Content & scheduled postsUntil account deletion
Publishing & analytics dataUntil account deletion
Brand Voice training dataAuto-deleted after 14 days
Deletion

Account Deletion

When you delete your account:

  • All primary data deleted within 30 days
  • Backups purged within 90 days
Protection

Security Measures

  • All data encrypted in transit (TLS 1.3)
  • Data at rest encrypted (AES-256)
  • OAuth 2.0 for social platform connections
  • We never store your social media passwords
Agencies

For Agencies

Need a Data Processing Agreement (DPA) for your clients? We can provide custom agreements for agency accounts.

Contact us at legal@sydium.com

By using Sydium, you acknowledge that you have read and understood this policy.

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