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Browser Extension

Privacy

Tracking Device/Browser Fingerprinting Hardened Browser Privacy Settings

Add-on code with elevated browser permissions.

Definition

Browser extensions run with specific permissions that can access page content, network requests, and storage; malicious or over-privileged extensions can exfiltrate data.

In plain English Add-on code with elevated browser permissions.

Why this matters

Why it matters: Extension permissions and update channels are a significant privacy and security risk surface.

Example

Example: An extension injecting content scripts across all sites.

Apps Using Browser Extension

Examples of apps that implement or relate to this privacy concept

DuckDuckGo Email Protection logo

DuckDuckGo Email Protection

Privacy Score: 78

DuckDuckGo Email Protection offers a privacy-conscious alternative in the email aliasing space, w...

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AnonAddy logo

AnonAddy

Privacy Score: 87

AnonAddy offers a privacy-conscious alternative in the email aliasing space, with a stronger focu...

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SimpleLogin logo

SimpleLogin

Privacy Score: 85

SimpleLogin offers a privacy-conscious alternative in the email aliasing space, with a stronger f...

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