For some reason I have it in the back of my mind that they were at one point accused of being a honeypot for US intelligence because of their association with MIT. Probably complete BS, but maybe not. Are they as open source as they claim to be? Looks like they’re on github. F-Droid seems to think they have some Google libraries or whatever that they use.
ProtonMail users, how do you like/dislike it?
Only thing would be the closed source server and no third party apps. They do have an API, but I haven’t found anything written on top of that.
I’m not entirely sure why expected a user-owned private key 🤔 How do they ensure zero knowledge if you send them the username and password?
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Not 3rd party of course but most of their official clients are FOSS.
Because you don’t. I haven’t looked into how it works exactly but all your browsers sends is your username and a proof of you having access to the password