Is it a coincidence that the tech you mentioned includes CIA honeypots e.g., protonmail?
gnupg looks like something that actually can keep your secrets (at rest, otherwise a less-likely-to-backdoored convenient option is Telegram).
gnupg looks like something that actually can keep your secrets (at rest, otherwise a less-likely-to-backdoored convenient option is Telegram).
Do your own research. I found the initial links on hacker news.