I thought Google was targeting using email content... Also this will impact their ability to use AI for things like spam filtering and smart labeling
"You upload a user’s S/MIME certificate and wrapped private key using the Gmail API, with the service account private key file. For each user"
If this is end to end encryption why are you uploading a private key to Google? Am I confused?
> When you open Gmail, you'll see ads that were selected to show you the most useful and relevant ads. The process of selecting and showing personalized ads in Gmail is fully automated. These ads are shown to you based on your online activity while you're signed into Google. We will not scan or read your Gmail messages to show you ads.
I don’t believe a random external sender will be able to send an E2E encrypted email. Or at least not in a way that would be readable by the recipient.