- From: Melvin Carvalho <melvincarvalho@gmail.com>
- Date: Mon, 8 Oct 2012 13:39:58 +0200
- To: Ben Laurie <benl@google.com>
- Cc: Henry Story <henry.story@bblfish.net>, "public-webid@w3.org" <public-webid@w3.org>
- Message-ID: <CAKaEYh+W68059gk0=WLpyXB74nwh7Bd0i6s59pXVp7xLY8waig@mail.gmail.com>
On 8 October 2012 13:34, Ben Laurie <benl@google.com> wrote: > On 8 October 2012 11:28, Melvin Carvalho <melvincarvalho@gmail.com> wrote: > > > > > > On 8 October 2012 11:36, Ben Laurie <benl@google.com> wrote: > >> > >> On 6 October 2012 08:48, Melvin Carvalho <melvincarvalho@gmail.com> > wrote: > >> > WebID is actually 2 specs. > >> > > >> > 1. The first part is authentication via your public key which is a IFP > >> > of > >> > your identity. In certain circumstances (ie caching, just like > >> > ~/.ssh/authorized_keys ) you can be done here and it operates like > SSH. > >> > > >> > (1) I think solves the unlinkability problem > >> > >> How? Clearly the public key makes all authentications that use it > >> linkable. > > > > > > You're absolutely right. We discussed this topic a bit more in the > WebID CG > > group over the weekend. > > > > You'd have to either > > > > 1) Change key every time > > 2) Use a widely used shared key e.g. if we set one up at > > http://webid.info/#anonymous > > > > However, the easy option if you want anonymity (which I believe > > unlinkability is related to) is not to send a certificate at all. This > is > > much of the normal flow as you should only need to send the cert when > > logging in, and you can hit 'cancel' on all major browsers. > > How do you log in, then? That is, how do I get linkability between > sessions at a particular site but not between sessions at different > sites? > There is a different dialog in each browser. I think henry has screenshots of them all. If you look at this screencast: http://webid.info/ >From 4m30s -> 6m00 It will show you some of the different UIs > > > > > > Or even easier use a different browser / different browser profile. >
Received on Monday, 8 October 2012 11:40:30 UTC