Re: Bittorrent Question

Stephen Sprunk wrote:

> "Andrew Swallow" <am.swallow@btopenworld.com> wrote in message
> news:d7o9d5$lav$1@nwrdmz03.dmz.ncs.ea.ibs-infra.bt.com...
>
>>Many suppliers will want to encrypt the data files. They
>>can get paid by charging you for the key variable encrypted
>>using your public key. Hollywood will probably go this way
>>when it stops being silly.
>
>
> The problem they face is that to give a paying user access, you must
> send them the key. They can then use that key to decrypt the media,
> which they then distribute to all their friends for free. Or perhaps
> they simply distribute the key so others can decrypt the media
> themselves.
>

On a direct download each download can use a separate session
key, although that may not be compatible with Bittorrent.

> There are lots of DRM schemes that make it difficult to extract that
> key, or the decrypted media for that matter, but such schemes will
> always fall in the end to a sufficiently determined hacker.
>
> (De)CSS illustrates the situation very clearly.

This may not matter. Providing 99% pay the studio have the main
benefit. The cheats can be chased and arrested.

Andrew Swallow
Received on Thu Sep 29 21:40:07 2005