Skip to content
Public preview

Browser Extension Audit

Every browser extension can read your visible pages. Delete what you haven't used in 30 days.

20 min Beginner

Goal

Reduce attack surface and data leak from forgotten extensions.

Steps

  1. 1
    Open chrome://extensions or equivalent. Count extensions.
4 more steps locked

Expected Outcome

Immediate
Browser faster, lower memory use.

Evidence base

School: Browser Security

Founders: Google Security Team · Mozilla (2020)

Google & Mozilla studies 2020-2022 show hundreds of malicious extensions discovered yearly. Each extension carries "read all activity" permissions.

Keywords

Frequently asked questions

How long does "Browser Extension Audit" take?
This exercise takes about 20 minutes, practiced solo in a Action format.
When will I notice the effect of "Browser Extension Audit"?
Browser faster, lower memory use. In the short term: Odds of your covert data sale drop significantly.
Is "Browser Extension Audit" evidence-based?
Yes — it draws on Browser Security (Google Security Team, Mozilla (2020)). Google & Mozilla studies 2020-2022 show hundreds of malicious extensions discovered yearly. Each extension carries "read all activity" permissions.
Is "Browser Extension Audit" suitable for beginners?
Its difficulty level is: Beginner. No external tools required — it can be practiced directly inside the app.

Subscribe for full access

Subscribe to Plus for full access to this practice and the whole catalogue, or try first — free, no sign-in, no commitment.

Interactive practice locked · 4 more steps locked

7 complete practices (one per domain) are free forever, no sign-in.

Enjoyed it? Gift a journey Gift a journey