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Non-Tech : Iomega Thread without Iomega -- Ignore unavailable to you. Want to Upgrade?


To: Jeff Hayden who wrote (4234)11/17/1998 1:03:00 AM
From: ftth  Respond to of 10072
 
Hi Jeff, exactly. The unique serial number of each drive is mixed with a key (the serial number itself is not a secure string, so it has to be encrypted), and that is what allows the single-platform playback. That would serve as your authorization string to allow decryption of the data. Even if this isn't exactly what they're doing, any company could implement this. Similar things are being implemented to protect content from unauthorized viewing in the cable modem world. The ID or serial number could also be provided by a certificate authority and stored on your hard drive for example.

This is similar to the model being implemented in many areas to supposedly secure valuable content, but it does not PREVENT copying. There are cracks. They need to be REAL CAREFUL about making assurances of absolute security, because if their claims of security are ever violated, and someone compromises the system and obtains secret documents (which doesn't necessarliy mean government documents), they can be held liable for damages. Public-domain music and books have no such dire consequences, but they say specifically intellectual property. I don't know how a peripheral device attached to an unencrypted bus, which in turn feeds a playback device (or even playback/display software) that expects an unencrypted data stream could ever PREVENT copying. That was my main point.

dh