The Prescott Bluebird Recovery Project is run by many volunteers, so they asked for a way to share information just to the volunteers, but not all visitors to their web site. The solution that we came up with is to add several password protected pages. When browsing to https://prescottbluebird.com/volunteers/ you immediately see a prompt for a password:
After typing in the password, only volunteers will then see their choices:
Volunteer data is a list, with links to three PDF documents:
The Forms page has both PDF and Excel document links:
Finally, the Training Resources page has YouTube videos, PowerPoint presentations and PDF documents:
Summary
When you need to protect certain content on your WordPress site from all visitors, then consider using a password protected page.