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Tag: Passwordbased

Meta adds proof-based security to encrypted backups

Meta has updated its infrastructure for protecting password-based and end-to-end encrypted backups, introducing over-the-air fleet key distribution for Messenger and a commitment to publishing evidence of secure fleet deployments. How encrypted backups work These updates build on the company’s HSM-based Backup Key Vault, which provides end-to-end encrypted backups for WhatsApp and Messenger. The system protects…