- If the recipient of your communication quotes what you said in a normal email without using the Proton Mail web portal, oops! no longer encrypted.
- They say Proton-to-Proton emails are E2E encrypted, but there has to be an asterisk next to that: their SMTP server •must• get plaintext from my mail client, however briefly.
- And the whole time, you just have to trust that this apparently fash-friendly company’s opaque software is doing what they say it’s doing.
4/