Adam Back wrote:
Another framework is to have players which will only play content with
certified copy marks (no need for them to be visible -- they could be
encoded in a logo in the corner of the screen). The copymark is a
signed hash of the content and the identity of the purchaser.
In article [EMAIL PROTECTED],
Ben Laurie [EMAIL PROTECTED] wrote:
b) Even if physical media goes away, individual watermarking blows away
multicast - and broadband will just never work without that.
It is true that broadband isn't viable if it requires a high-bandwidth
from one source to every
Adam Back wrote:
In my opinion copymarks are evil and doomed to fail technically.
There always need to be playble non-certified content, and current
generation watermarks seem easy to remove; and even if some really
good job of spread spectrum encoding were done, someone would reverse
Ben Laurie wrote:
The other obvious weakness in such a scheme is that the player can
be modified to ignore the result of the check - rather like
defeating dongles, which have yet to exhibit any noticable
resistance to crackers.
I think though that that weakness is more workablee -- for
Matt Crawford wrote:
a) I believe physical media will always have higher bandwidth than
broadband - why? Because you have to feed the broadband from somewhere,
and archive it somewhere.
You can use an expensive physical medium to drive your transmission.
If you sell atoms, you have to
On Tue, Oct 16, 2001 at 11:30:05AM -0700, Greg Broiles wrote:
Adam Back wrote:
Stego isn't a horseman, and the press drumming up scare stories around
stego is ludicrous. We don't need any more stupid cryptography or
internet related laws. More stupid laws will not make anyone safer.
I