| | Password to open - If you type a password in the Password to open box, the presentation will open when the user types the correct password. If you forget or lose the password, you cannot open your presentation. | |
| | Advanced - Specify an encryption type and other settings related to encryption. | |
| | Password to modify - Type a password here if you want to allow users to view a presentation, but require a password to edit the presentation. If you type a password in the Password to modify box, users will be prompted for a password when opening the presentation. The presentation will open when the user types the correct password; or, he or she can open the presentation as read-only. | |
| | Digital signatures - View digital signature (an electronic signature that cannot be forged) information or add a digital signature. | |