DCC new version, new licence...

[Richard Siddall]

Ugo Bellavance wrote:
> Hi,
>
>        I just noticed that DCC went from version 1.2.74 to 1.3 today.
> In the
> changelog: "New licence".
>
>        This is the licence:
> http://www.rhyolite.com/anti-spam/dcc/dcc-tree/LICENSE
>
> The interresting part:
>
>  * This agreement is not applicable to any entity which sells anti-spam
>  * solutions to others or provides an anti-spam solution as part of a
>  * security solution sold to other entities, or to a private network
>  * which employes the DCC or uses data provided by operation of the DCC
>  * but does not provide corresponding data to other users.
>
> And then it says it's free to use & distribute.
>
> So anyone selling services based on DCC would need a commercial licence.
>

Ugo,

See the discussion about the new license on the DCC mailing list:
http://www.rhyolite.com/pipermail/dcc/2005/002570.html

> My questions:
>
> - Is that new?
>
> - What means this sentence : (from the home page) The Distributed
> Checksum Clearinghouse source carries a license that is free to
> organizations that do not sell filtering devices or services except to
> their own users and that participate in the global DCC network. (I.e.
> ISPs that use the DCC to filter mail for their own users are intended to
> be covered in the free license.)
>

Vernon Schryver was trying to prevent security appliance companies
selling boxes that used DCC, but never contributed checksums to the
public DCC servers, from using DCC for free.

> If someone runs a DCC server and sells services based on DCC, is it
> covered by the free licence?
>

You'd need to check with a lawyer.

Regards,

        Richard.

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