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
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.
Amid economic pressure, brands usher in Black Friday by trimming deals
November 26, 2025
While some companies are touting “bigger than ever” discounts for Black Friday and Cyber Monday, others are dialing back deals.