This is inaccurate. First, Swiss law does not allow the breaking of E2EE. All of Proton's client side code is open source. We cannot arbitrarily change keys in

This is inaccurate. First, Swiss law does not allow the breaking of E2EE. All of Proton's client side code is open source. We cannot arbitrarily change keys in an undetected way due to Key Transparency: https://proton.me/support/key-transparency https://proton.me/support/key-transparency. We also have open source mobile and desktop apps, so you don't even need to rely on the web app if you don't want.