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.<p>TeleMessage website before they pulled most of it down: <a href="https://web.archive.org/web/20250502003943/https://www.telemessage.com/" rel="nofollow">https://web.archive.org/web/20250502003943/https://www.telem...</a><p>App source code (GPL3) via Micah Lee:<p>- <a href="https://github.com/micahflee/TM-SGNL-iOS">https://github.com/micahflee/TM-SGNL-iOS</a><p>- <a href="https://github.com/micahflee/TM-SGNL-Android">https://github.com/micahflee/TM-SGNL-Android</a>