If you get Access is denied message when opening encrypted files, you may need to first export the Encrypting File System (EFS) certificate and key.

How to Open Encrypted Files. Microsoft Windows' built-in encryption utility is designed to protect files from being open, read or modified by other users and computers. As this encryption utility ...

To always scan encrypted macros before opening Word documents, you can make use of the Registry or Group Policy Editor on Windows 11/10.

Google Drive is improving its interoperability with Microsoft 365 by supporting CSE Word docs in Google Docs.