Session

Session is an end-to-end encrypted messenger that minimises sensitive metadata.

05a067ed7aa8f40278681c4b24db6cdfca48eb19d0bfe2e96b5217e49f51d81a36

Briar

Briar is an open-source software communication technology, intended to provide secure and resilient peer-to-peer communications with no centralized servers and minimal reliance on external infrastructure.

by0.link/briar

XMPP

Extensible Messaging and Presence Protocol is an open communication protocol designed for instant messaging (IM), presence information, and contact list maintenance.

by0.link/xmpp

Signal

Signal is a cross-platform centralized encrypted instant messaging service developed by the non-profit Signal Foundation and Signal Messenger LLC.

+4915210622602

Threema

Threema is a paid open-source end-to-end encrypted instant messaging application for iOS and Android.

by0.link/threema

SMS

SMS (Short Message Service) is a text messaging service component of most telephone, Internet, and mobile device systems. It uses standardized communication protocols that let mobile devices exchange short text messages.

by0.link/sms

Mail

Send me an email

by0.link/mail