Comment by dist-epoch

Every time I read about Proton I remember about that time CIA/BND created a fake crypto company in Switzerland because the country was perceived as neutral and used it to sell backdoored crypto equipment.

https://en.wikipedia.org/wiki/Crypto_AG

As a rule, never depend on only one company for all your opsec. Use different companies for you mail/VPN/password manager/antivirus/...