Metadata includes who speaks to who, which can only be hidden by
   obfuscation in a mixnet, public-message-boards that recipients pull
   randomly or fully from, or similar ways of removing means of connecting
   endpoints.

   On 10 April 2015 20:08:04 GMT+01:00, Mike Ingle
   <mike@confidantmail.org> wrote:

How does one go about getting on this list? I think Confidant Mail
qualifies. It uses GPG end to end, and encrypts the metadata in transit.
On 4/10/2015 6:44 AM, hellekin wrote:

     On 04/10/2015 03:59 AM, Seth wrote:

     [1]https://github.com/sweis/crypto-might-not-suck/blob/master/README
     .md

     *** When EFF launched the Secure Messaging Scoreboard, lynX and I
     were a
     bit pissed that they even mentioned proprietary solutions, so we
     made an
     alternate list:
     [2]http://libreplanet.org/wiki/GNU/consensus/Secure_Messaging_Scoreb
     oard
     ==
     hk

   --
   Sent from my Android device with K-9 Mail. Please excuse my brevity.

References

   1. https://github.com/sweis/crypto-might-not-suck/blob/master/README.md
   2. http://libreplanet.org/wiki/GNU/consensus/Secure_Messaging_Scoreboard