Segnalo questo servizio svedese di posta criptata, pagabile in Bitcoin (fee 5%).
https://countermail.com/Come funziona:
https://countermail.com/?p=serverPrivacy:
https://countermail.com/?p=privacyIncollo le features direttamente dal sito:
OpenPGP data encryption
SSL-MITM protection
USB key option
Diskless web servers
Secure forms
Android phone compability
Dynamic aliases
Email notification
Message filter / Autoresponder
SSL server encryption & authentication
True end-to-end security
Anonymous email headers
IMAP server, for third party clients
Easy installation with a certified Java applet
Password manager
Use your own domain name
CounterMail Portable
XMPP chat server