cmp.quantcast.com: Quantcast’s Invasive Consent Tracking

Quantcast uses cmp.quantcast.com to collect your consent data on websites. This tracker invades your privacy by profiling your choices for advertising and analytics purposes. Here’s the breakdown.

What Is cmp.quantcast.com?

This domain is part of Quantcast’s consent management system, designed to log your privacy preferences. It builds a detailed record of your decisions, often tied to ad targeting efforts.

Data It Collects

When you interact with a Quantcast-enabled site, it grabs:

• IP Address: Reveals your location via your connection.
• Consent Preferences: Logs your tracking choices.
• User ID: Ties choices to a persistent ID.
• Browser Fingerprint: Creates a unique profile.
• Page URL: Records the exact site.
• Timestamps: Captures actions with timing.
• Device Type: Identifies hardware.
• Browser Type: Notes browser details.

This data fuels Quantcast’s profiling for ads.

Who Gets Your Data?

Your information is handed to:

• Website Owner: Uses it for compliance and ads.
• Third-Party Adtech Partner: Accesses for targeting.
• Cloud Service Provider: Stores it externally.
• Legal Authority: Receives it under demands.

How to Protect Yourself

Guard your privacy with these actions:

• Block Trackers: Use Privacy Auditor to stop cmp.quantcast.com scripts.
• Use a VPN: Hide your IP with Mullvad.
• Choose Privacy Browsers: Opt for Firefox or Tor.
• Disable Cookies: Prevent persistent tracking.

Layer these to reduce tracking exposure.

Sources

• Quantcast Privacy Policy: https://www.quantcast.com/privacy/

This is a legal disclaimer. All information is provided for educational purposes only.