I hadn't expected to respond to this Last Call since my comments have already been incorporated. However, I'd now like to express my support for publication on the grounds that... On 06/12/2013 22:31, t.p. wrote: > I oppose publication of this I-D by the IETF. > > The point has already been that better defences against monitoring > likely means greater use of encryption and encryption is at times > harmful. ...this is a social, economic and political issue outside the IETF's scope. Our ethical obligation as engineers is clear to me: make the Internet as secure as possible, from all security points of view including privacy. Actually the recent revelations don't change a thing except that they have brought a well understood attack model into public view and underlined that we need to defend against it. We don't solve (e.g.) consumer protection issues by allowing the Internet to trivially breach privacy. Brian