Modified version of Signal sent copies of messages to a central server for record retention compliance, but hackers have demonstrated the messages can be accessed on the server.
TeleMessage website before they pulled most of it down: https://web.archive.org/web/20250502003943/https://www.telem...
App source code (GPL3) via Micah Lee:
- https://github.com/micahflee/TM-SGNL-iOS
- https://github.com/micahflee/TM-SGNL-Android
