Using two-factor authentication increases the security of data on your system. Two-factor authentication uses "something you know" (your passphrase) and "something you have" (your USB flash device) to verify that you are who you say you are and are entitled to access the disk.
To protect a disk using PGP Whole Disk Encryption with two-factor authentication
After creating a new passphrase user, click the Encrypt button to begin PGP Whole Disk Encryption of the disk.
|Note: This feature is discontinued beginning in PGP Desktop 10. For more information refer to the following KB article. www.symantec.com/docs/TECH188656|