4 ms·
You would still leak unencrypted headers, which in SMTP are numerous and interesting. A client could minimize the useful content of the message headers, but you
by NoGravitas 10y ago
You would still leak unencrypted headers, which in SMTP are numerous and interesting. A client could minimize the useful content of the message headers, but you're always going to have at least the envelope headers available to every intermediate mail host.
I do not know enough to be sure about your point about forward secrecy. You may be right.
- e12e 10y agoDepends a bit what one considers integration: https://en.m.wikipedia.org/wiki/Anonymous_remailer https://en.m.wikipedia.org/wiki/Anonymous_remailer
- lmm 10y ago> you're always going to have at least the envelope headers available to every intermediate mail host. Sure, so any intermediate server would see who was talking to who. But that's the case with Signal et al as well isn't it?
- NoGravitas 10y agoCurrently, yes.
- cpach 10y ago”But that's the case with Signal et al as well isn’t it?” No. ”Because your phone will be connecting to Signal’s servers, your cellular carrier can determine whether or not you are using the service. However, your carrier cannot gather any information about the individuals or groups with whom you are communicating.” Source: https://github.com/WhisperSystems/Signal-iOS/wiki/FAQ#what-about-metadata https://github.com/WhisperSystems/Signal-iOS/wiki/FAQ#what-a...
- lmm 10y agoRight, but Signal's servers see who you're communicating with, and they're the equivalent of the intermediate mail servers here.