With user privacy becoming increasingly important, the way web services operate is transforming; 3PCD is one of the biggest overhauls of the Web’s cookie-based infrastructure. Privacy Sandbox has been collaborating openly with regulators and the entire ecosystem to develop technologies that both protect user privacy and give businesses effective tools to thrive—across both web and apps. Chapters: 0:00 - Introduction 2:01 - What are cross-site cookies? 2:20 - Cross-site cookies deprecation timeline 2:58 - Auditing cross-site cookie usage 3:51 - Testing for breakage 4:41 - Cookie Partitioning or CHIPS 5:25 - Related Website Sets 6:32 - Migrating to relevant web APIs 7:12 - Analyzing service providers 8:18 - Deprecation Trial 8:40 - Recap Resources: Privacy Sandbox for developers → https://goo.gle/3GXisEv Preparing for 3rd-party cookie deprecation → https://goo.gle/cookiecountdown Auditing cross-site cookie usage → https://goo.gle/3pcd-audit Privacy Sandbox Chrome Dev Tools extension and CLI tool → https://goo.gle/psat Testing for breakage → https://goo.gle/3pcd-test Reporting breakage → https://goo.gle/report-3pc-broken CHIPS → https://goo.gle/chips Related Website Sets → https://goo.gle/rws 3rd-party Deprecation Trial → bit.ly/cookie-dt Catch more videos → https://goo.gle/Privacy_Sandbox Subscribe to Google Chrome Developers → https://goo.gle/ChromeDevs #ChromeForDevelopers #Chrome