Google's Latest Shield: Encrypted Client Hello and the Unseen War for Internet Privacy Google's recent decision to deploy support for Encrypted Client Hello (ECH) on Android 17 marks a significant step forward in internet privacy.
This move effectively closes the critical gap in online security that has allowed ISPs to monitor users' browsing habits.
When using HTTPS, our ISPs can still see which websites we're accessing, and this information is used to build detailed profiles for targeted advertising.