WhatsApp tests its own encrypted cloud backup system

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WhatsApp

WhatsApp is developing a proprietary, first-party cloud backup system. Currently dubbed the “WhatsApp Chat Backup Provider,” this feature aims to end the platform’s exclusive reliance on Google Drive (Android) and iCloud (iOS).

The primary objective is to offer users a “sovereign” storage ecosystem where security is not an optional toggle, but a mandatory foundation of the infrastructure.


1. The Multi-Cloud “Dual Provider” Strategy

Users will soon have the flexibility to choose where their data lives, addressing the long-standing issue of WhatsApp backups consuming personal cloud storage quotas.

  • Dedicated Infrastructure: Instead of sharing your 15GB Google Drive quota with Gmail and Photos, you can opt to store backups on WhatsApp’s native, secure servers.
  • Storage Tiers (Preliminary):
    • Free Tier: WhatsApp is expected to offer up to 2 GB of free storage.
    • Premium Tier: A potential 50 GB plan is being tested for approximately $0.99/month.
    • WhatsApp Plus: There are indications that higher storage limits might be bundled with the new “WhatsApp Plus” subscription tier launched earlier this month.
  • Hybrid Support: For users who prefer their current setups, WhatsApp will continue to support third-party backups on Google Drive and iCloud.

2. Mandatory End-to-End Encryption (E2EE)

If a user chooses WhatsApp’s native cloud provider, end-to-end encryption is mandatory. This ensures that neither hackers nor WhatsApp itself can access the chat history.

To manage this, WhatsApp is integrating three levels of cryptographic access:

  • Passkeys (Default): The most modern method, allowing you to unlock and restore backups using biometric scans (fingerprint/face) or your device’s screen lock. This eliminates the risk of remote phishing or “forgotten password” lockouts.
  • 64-Digit Key: A manual recovery option for advanced users who want absolute control over their encryption keys.
  • Traditional Password: A standard alphanumeric fallback for those who prefer manual entry.

3. Timeline and Development

The feature is currently in active development and was spotted in the Android beta (v2.25.24.15).

  • Phased Rollout: Following internal security audits, the feature will move to select beta testers before a wider public launch.
  • Legacy Support Warning: Note that as WhatsApp modernizes its infrastructure, it has officially announced it will drop support for Android versions older than 6.0 starting September 8, 2026.
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