How to Use OneDrive’s “Personal Vault” to Secure Your Files
Microsoft’s OneDrive cloud storage service now includes a “Personal Vault” for your sensitive files. These files are encrypted and protected with additional two-factor verification, even when they’re synced to your Windows 10 PC.
OneDrive’s Personal Vault became available worldwide on September 30, 2019. It works on Windows 10, Android, iPhone, iPad, and the web.