Google Blocks Billions of Chrome Push NotificationsGoogle said its security systems reduced Chrome push notifications on Android by more than seven billion per day during the first quarter of 2026. How the Swiss Cheese Security Model WorksThe concept takes its name from multiple slices of Swiss cheese placed side by side. Google Expands Security Measures Across Its ServicesThe Chrome initiative is part of Google’s broader security efforts across its products. Chrome Users Retain Control Over NotificationsDespite the automated protections, Google says users continue to have control over which websites can send notifications. Google’s reported reduction of more than seven billion Chrome push notifications per day demonstrates the scale of notification abuse facing modern browsers.