Re: [AVT] SRTP with layered encoding

[Marc Petit-Huguenin <petithug at acm.org>]

Jonathan Lennox wrote:
> Ah, I see, yes.
> 
> It still feels somewhat like a layer violation to me (the SRTP stack
> needs to know that it's processing a layered encoding), but I see why
> it's different than multimedia.
> 
> I think this would make sense only for EKT-type keying mechanisms, i.e.
> where session keys are bound to SSRCs, not for SDesc or DTLS/SRTP where
> a single session key applies across all SSRCs of an RTP session.  Yes?
> In the latter case, the fact that SSRCs are shared doesn't make any
> difference.

Yes, my first idea was that it was specific to EKT (I sent an email to the
authors few weeks ago) but then I thought that it was perhaps an SRTP issue.
I'll wait to see what the EKT authors have to say about this.

Thanks!

-- 
Marc Petit-Huguenin
Personal email: marc at petit-huguenin.org
Professional email: petithug at acm.org
Blog: http://blog.marc.petit-huguenin.org