Security Applications

Mac OS 9 also introduced two new security software applications:

  • Apple File Security encrypts files so they cannot be opened by others unless they have the file's passphrase. It also compresses encrypted files so they take up less space on disk and can be transferred online more quickly.

  • Apple Verifier verifies the digital signatures that may be present in files. A digital signature can confirm that a file originates from a specific individual or organization.

You can find both of these programs in the Security folder (Figure 14) inside the Applications (Mac OS 9) folder on your hard disk

Figure 14. Mac OS 9.1 includes two security programs in its Security folder.

To encrypt a file

1.
Drag the icon for the file you ...

Get Mac OS 9.1: Visual QuickStart Guide now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.