Personal Communication

Electronic

• Unseen.is {Webmail}
• Diaspora*
• Cryptocat {Blog} {Firefox extension}
• Pidgin with Off-the-Record (O.T.R.) Messaging
• Thunderbird with Enigmail
• RedPhone and TextSecure
• LEAP
• StartMail

Non-Electronic

http://www.survivalblog.com/2005/11/david-in-israel-on-practical-p.html
https://www.schneier.com/solitaire.html

References