| 摘要 |
<p>The workstation (10) includes floppy disk drives (12, 13) and a modem (14) for communicating with the central office (20) via a communication link (16). The central office (20) includes a modem (38) linked to the central computer (40). The central office (20) provides the user of the system with a complete copy of each of plural software products stored on the mass storage medium (18). The software copies that are stored on the mass storage medium (18) are encrypted so that they cannot be used by a user who has not paid for them.</p> |
