Word (Mac) - How to password protect and encrypt a document
This document explains how to require a password to open a document which also encrypts the file.
How to Encrypt a Word Document on a Mac
CAUTION: If you lose your password, the document can not be recovered!
1) Open the document you want to protect.
2) Open the Review menu and select Protect Document.
3) Set a password.
4) Confirm the password when prompted.
5) Save the document.
6) When you open the document, you will be prompted for the password.