A rated list of favorite secure messaging apps including the newer BCM messenger (Created by Hackers for Hackers)
An interesting rating and comparison done of Signal, Threema, WickrMe, Keybase, TwinMe, Conversations, Briar, and the newcomer BCM Messenger (iOS and Android) but which looks very promising and has a desktop version in the works. BCM Messenger transmits everything encrypted, even for the groups (up to 100,000 members) and requires no e-mail address or phone...
