# The multi-layered defenses that harden Chrome against abusive notifications

DevFeed: [The multi-layered defenses that harden Chrome against abusive notifications](<https://devfeed.tech/articles/the-multi-layered-defenses-that-harden-chrome-against-abusive-notifications-7634.md>)

Original publisher: [Read original article](<https://blog.google/security/the-multi-layered-defenses-that-harden-chrome-against-abusive-notifications/>)

Author: Nidhi Davawala

Published: 2026-08-11T17:00:00Z

Content type: article

Language: en

Sources: [Security](<https://devfeed.tech/sources/security.md>)

Topics: [Chrome](<https://devfeed.tech/topics/chrome.md>), [Security](<https://devfeed.tech/topics/security.md>), [Android](<https://devfeed.tech/topics/android.md>), [Firebase](<https://devfeed.tech/topics/firebase.md>), [API](<https://devfeed.tech/topics/api.md>), [Networks](<https://devfeed.tech/topics/networks.md>)

Tags: [android](<https://devfeed.tech/tags/android.md>), [api](<https://devfeed.tech/tags/api.md>), [chrome](<https://devfeed.tech/tags/chrome.md>), [chrome-security](<https://devfeed.tech/tags/chrome-security.md>), [firebase](<https://devfeed.tech/tags/firebase.md>), [malware](<https://devfeed.tech/tags/malware.md>), [none](<https://devfeed.tech/tags/none.md>), [safety-security](<https://devfeed.tech/tags/safety-security.md>), [security](<https://devfeed.tech/tags/security.md>)

## AI overview

Chrome describes a defense-in-depth system for reducing abusive web notifications. The approach combines automatic permission revocation, behavioral detection of coordinated abuse networks, Safe Browsing and Firebase Cloud Messaging collaboration, and server-side Push API throttling to limit deceptive or unwanted notifications.

## Source excerpt

Image of a URL with a small window saying "Get notifications?"