When creating a new document, you have the option to create a document that will be saved encrypted..
How to create a new encrypted document:
Depending on whether you want to create an encrypted text document, spreadsheet or presentation, launch the Text, Spreadsheet or Presentation app.
In the Office menu bar, click on one of the respective buttons, , .
If the Enter Guard security password window opens, enter the Guard security password.
You can define how long the security password should be remembered by Guard. To do so, enable . Select a value from the list.
In the Guard security settings, you can define a default value for the time range.
Parent topic: Encrypting Office Documents