Cyber Week Sale:
Save 50% on a 3-month Digiday+ membership. Ends Dec 5.
The definitive Digiday guide to what’s in and out in the privacy conversation this year
• September 23, 2021 •
Ivy Liu
Editor’s Note: This story is part of a 10-part series that examines life after the third-party cookie. Visit this interactive graphic outlining the full series here.

More in Marketing
Future of Marketing Briefing: The tells and flops that will define Omnicom-IPG mega holdco
November 28, 2025
The real story will sit in how this newly fused entity behaves — whether it breaks from the patterns that defined both parents or simply scales them.
In Graphic Detail: CMOs at a crossroads of power and proof
November 27, 2025
CMOs are closing out another year defined by churn and shifting ground.
As Black Friday nears, fake apologies from brands are all over Instagram
November 27, 2025
Brands have taken to social media in advance of Bliack Friday to ask followers for forgiveness. The catch: They’re apologizing for their products being too good.