Post-Cookie Identity: Privacy Sandbox Topics API & Data Clean Rooms
By Programmatic Ad Tech Review Board•
Executive Intelligence Brief
Navigating signal loss: Privacy Sandbox Protected Audience APIs, Unified ID 2.0 (UID2), and cryptographic Data Clean Rooms (Snowflake, Habu).
The deprecation of third-party tracking cookies requires privacy-preserving identity solutions that maintain targeting efficacy without compromising consumer privacy.
1. Post-Cookie Identity Frameworks
Google Privacy Sandbox: Topics API for coarse interest categorization, and Protected Audience API for on-device browser remarketing auctions.
Data Clean Rooms: Secure multi-party computation environments allowing brands and publishers to overlap audiences without sharing raw PII.
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Programmatic Ad Tech & Yield Optimization Review Board
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