How to password protect a directory in Plesk This demo assumes youve already logged in to Plesk. Now lets learn how to password protect directories. Click the Password-Protected Directories option. Click Add Protected Directory. Enter the name of the directory you want to protect, then click OK. The directory is now protected, however we now have to create at least one user that can access it. Click the directory name. Then click Add New User. Give this new user a username and password, then click OK. Thats it! The user was created. Be sure to create a separate account for each person who should have access to that directory. This is the end of the tutorial. You now know how to password protect directories in Plesk.