Signal is run by Open Whispers Systems and is very likely funded by the CIA:https://www.kitklarenberg.com/p/signal-facing-collapse-after-ciahttps://drewdevault.com/2018/08/08/Signal.htmlhttps://bigleaguepolitics.com/court-docs-show-fbi-can-intercept-encrypted-messages-from-deep-state-backed-signal-app/https://yasha.substack.com/p/signal-is-a-government-op-85e