Re: [Cryptography] prism proof email, namespaces, and anonymity

2013-09-15 Thread StealthMonger
John Kelsey writes: > In the overwhelming majority of cases, I know and want to know the > people I'm talking with. I just don't want to contents of those > conversations or the names of people I'm talking with to be revealed > to eavesdroppers. And if I get an email from one of my regular > co

Re: [Cryptography] prism proof email, namespaces, and anonymity

2013-09-15 Thread John Kelsey
On Sep 15, 2013, at 7:47 AM, Adam Back wrote: > Another design permutation I was thinking could be rather interesting is > unobservable mail. That is to say the participants know who they are > talking to (signed, non-pseudonymous) but passive observers do not. It > seems to me that in that cir

Re: [Cryptography] prism proof email, namespaces, and anonymity

2013-09-15 Thread Adam Back
On Fri, Sep 13, 2013 at 04:55:05PM -0400, John Kelsey wrote: The more I think about it, the more important it seems that any anonymous email like communications system *not* include people who don't want to be part of it, and have lots of defenses to prevent its anonymous communications from beco

Re: [Cryptography] prism proof email, namespaces, and anonymity

2013-09-14 Thread Max Kington
On Fri, Sep 13, 2013 at 10:12 PM, Perry E. Metzger wrote: > On Fri, 13 Sep 2013 16:55:05 -0400 John Kelsey > wrote: > > Everyone, > > > > The more I think about it, the more important it seems that any > > anonymous email like communications system *not* include people who > > don't want to be pa

Re: [Cryptography] prism proof email, namespaces, and anonymity

2013-09-13 Thread Perry E. Metzger
On Fri, 13 Sep 2013 16:55:05 -0400 John Kelsey wrote: > Everyone, > > The more I think about it, the more important it seems that any > anonymous email like communications system *not* include people who > don't want to be part of it, and have lots of defenses to prevent > its anonymous communica

[Cryptography] prism proof email, namespaces, and anonymity

2013-09-13 Thread John Kelsey
Everyone, The more I think about it, the more important it seems that any anonymous email like communications system *not* include people who don't want to be part of it, and have lots of defenses to prevent its anonymous communications from becoming a nightmare for its participants. If the go