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The Demise of Third-Party Cookies in AdTech: Why Are They Being Phased Out?

Clearcode

Key Points Web cookies are a storage mechanism in web browsers that are used to store data. There are generally two types of cookies: first-party and third-party cookies. First-party cookies are created by the domain (aka website) the user is currently visiting. ad.doubleclick.net).

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Google Privacy Sandbox: What Does It Mean for the Future of Targeted Ads?

Single Grain

So why has Google decided to phase out third-party cookies in Chrome? In 2017, data broker (a company that buys and sells personal consumer information for advertising campaigns) Acxiom provided its clients with 3,000 attributes on 700 million people. Learn More: The Email Marketer’s 4-Step Guide to GDPR Compliance.

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Digiday+ Research: A guide to the top 10 ID alternatives for publishers

Digiday

Verizon Communications acquired Yahoo in 2017, merged it with AOL and rebranded the combined entity as Oath. Epsilon’s PubCommon ID, which is an open source first-party cookie ID in the publisher’s domain, was adopted by Prebid in 2020 and merged with SharedID. Other deterministic data: Phone number, first-party cookies.

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6 Alternatives to Third-Party Cookies and Mobile IDs in AdTech

Clearcode

It’s important to note that there are two main types of cookies: First-party cookies and third-party cookies. First-party cookies are created by the website that the user is visiting. Third-party cookies are created by websites other than the one the user is visiting.

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