Microsoft Enhances iOS Authenticator with Full iCloud Backup Support

TL;DR

Microsoft is upgrading its Authenticator app on iOS to use iCloud for backing up TOTP secrets and account names, removing the need for a Microsoft personal account. This update enhances security and convenience for users.

Microsoft Enhances iOS Authenticator with Full iCloud Backup Support

Microsoft has announced a significant update to its Authenticator app on iOS, set to roll out in September. This update introduces a new backup system that leverages iCloud for storing TOTP (Time-based One-Time Password) secrets and account names, eliminating the previous requirement to use a Microsoft personal account for backups¹.

Key Features of the Update

• iCloud Integration: The new system will fully integrate with iCloud, providing a seamless backup experience for iOS users.
• Enhanced Security: By removing the dependency on a Microsoft personal account, the update aims to strengthen security and privacy.
• Convenience: Users will benefit from a more streamlined process, making it easier to manage their authentication data.

Implications for Users

This update is particularly important for users who rely on the Microsoft Authenticator app for two-factor authentication (2FA). The transition to iCloud backups ensures that users’ authentication data is securely stored and easily recoverable, enhancing both security and usability.

Conclusion

Microsoft’s decision to move Authenticator backups fully to iCloud is a welcomed change, offering improved security and convenience for iOS users. This update underscores Microsoft’s commitment to enhancing the user experience while maintaining robust security measures.

Additional Resources

For more details, visit the full article: BleepingComputer.

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1. BleepingComputer (2025). “Microsoft Authenticator on iOS moves backups fully to iCloud”. BleepingComputer. Retrieved 2025-07-09. ↩︎