Wireshark-dev: Re: [Wireshark-dev] Verification of user when running Wireshark
From: Guy Harris <guy@xxxxxxxxxxxx>
Date: Mon, 18 Oct 2010 23:53:09 -0700
On Oct 18, 2010, at 10:01 PM, Jaap Keuter wrote:

> Guy is right, the GPL voids this approach. Any Wireshark API call from your dissector makes it applicable, and I can't envision a plugin without one. 
> 
> You do have proto_mark_private() which limits exposure of your plugin, by blocking Wiki access for your protocol fields.

...not that, if your protocol is private, you should have any documentation of it in the (public!) Wireshark Wiki anyway, so that's more of a UI politeness feature than a protection feature (after all, somebody could just build a version of Wireshark with proto_mark_private() stubbed out).