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Cookie Loss Reduces Publisher Revenue by 45%: Assertive Yield

In the early days of cookieless Chrome, publishers earned 45% less revenue per session from users who disabled cookies, according to data analyzed by ad platform Assertive Yield. The loss was actually a bit worse when Google’s Topics API was enabled. By some crazy coincidence, Google’s own AdX and Open Bidding win rates actually improved, meaning Google bought more ads at a lower rate.

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OpenX Launches First Supply-Side Cookieless Deal Library

February 2, 2024

Omnichannel supply-side platform OpenX has created a Cookieless Deal Library that will enable advertisers to evaluate the full range of cookieless targeting options to activate in the DSP of their choice. This will allow the testing of multiple cookieless solutions, including against each other, and the development of new success benchmarks. The options include, but are not limited to, alternative identifier deals, contextual deals and Privacy Sandbox Topics deals.

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Contextual and First-Party Data Are Most Common Replacements for Third-Party Cookies: Proximic

February 2, 2024

Now that it seems Google will really and sincerely deprecate third-party cookies in Chrome this year, advertisers are paying more attention to the search for alternatives.  This Comscore Proximic study finds most of their money will go towards contextual data (28%) and first party data (27%).  Despite the best efforts of adtech vendors and data compilers, alternative IDs rank last at 8%.

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