[Standards] DEFERRED: XEP-0380 (Explicit Message Encryption)

Matthew Wild mwild1 at gmail.com
Fri Aug 3 10:53:42 UTC 2018


On 25 January 2018 at 16:32, Jonas Wielicki <jonas at wielicki.name> wrote:
> On Donnerstag, 25. Januar 2018 13:42:55 CET Jonas Wielicki wrote:
>> URL: https://xmpp.org/extensions/xep-0380.html
>
> I wasn’t aware of this XEP until I deferred it today, so here a few comments.
>
>
> First, OMEMO definitions should be added to the table for completeness.
>
> Second, I’m not sure the rule about not including the @name attribute by
> default on the sending side makes sense. I don’t think we should be needing
> namespace bumps of EME to add new values for @namespace, so if @name is
> supposed to be usable for error messages when encryption is *not* supported,
> it should always be included by the sender (but ignored by the receiver iff
> they know the @namespace).
>
>
> I’m not sure the third requirement:
>> Enable a client to offer the user a possibility to decrypt a received
>> message (depending on the encryption method).
>
> makes sense to me. If a client is theoretically able to decrypt a given
> protocol, it would also be able to detect it based on characteristics of the
> <message/> (usually an additional element in a certain namespace).
>
> If the encryption protocol has had a namespace bump, EME doesn’t help with
> that either.

I agree with the above feedback, and would love to see this XEP move forwards.

Regards,
Matthew


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