Consent Knowledge Hub

A code-first walkthrough of the three signals that actually matter for consent in 2026: Google Consent Mode v2 (ad_storage, analytics_storage, ad_user_data, ad_personalization), Global Privacy Control (Sec-GPC header), and the IAB Global Privacy Platform (GPP string). How to wire them together, the common race conditions, and the middleware code.

How to wire the Microsoft Clarity Consent API correctly so Clarity respects user consent state under GDPR and CCPA, with the common implementation mistakes to avoid.

Microsoft UET Consent Mode gates Bing Ads and Microsoft Advertising conversion tracking on user consent state. How it works, how to wire it, and how it relates to Google Consent Mode v2.

Basic mode blocks Google tags until consent; Advanced mode sends cookie-less pings for conversion modeling. The trade-off, the ePrivacy concern with Advanced mode, and when each makes sense.

GPC is now mandatory in twelve US states and the subject of a coordinated CA-CO-CT enforcement sweep. A practitioner's guide to the spec, the statutes, the January 2026 § 7025(c)(6) display rule, and the middleware code that actually implements it.