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Impact of Cookie Deprecation on Affiliate Marketing #Chrome

The deprecation of cookies is expected to have a significant impact on the affiliate industry. In particular, the elimination of third-party cookies is designed to enhance user privacy protection and security, but this could directly affect the effectiveness of affiliate advertising[0][3].Third-Party Cookies and Affiliate AdvertisingThird-party co

Shou Arisaka
2 min read
Nov 9, 2025

The deprecation of cookies is expected to have a significant impact on the affiliate industry. In particular, the elimination of third-party cookies is designed to enhance user privacy protection and security, but this could directly affect the effectiveness of affiliate advertising[0][3].

Third-Party Cookies and Affiliate Advertising

Third-party cookies are used to track users’ interests from other websites. This allows affiliate advertising to select ads that are highly relevant to users’ interests and enhance CTA (Call to Action)[0]. However, when third-party cookies are eliminated, tracking users’ interests in this way becomes difficult, which could affect the effectiveness of affiliate advertising[0].

The main reasons for cookie deprecation are privacy and security concerns. It is important to protect user privacy and enhance security, and it also costs money to monitor and mitigate fraudulent activities. However, cookie deprecation may reduce these risks and costs[1].

As for countermeasures against cookie deprecation, when it comes to ad measurement, it is important to check the tag implementation methods published by each media and measurement tool and respond accordingly[3]. Also, information about legal regulations and corporate countermeasures toward cookie deprecation is provided[3].

The impact of cookie deprecation extends to the affiliate industry and could affect the effectiveness of affiliate advertising. When third-party cookies are eliminated, tracking users’ interests becomes difficult, which could affect the customer acquisition effectiveness of affiliate advertising[0]. However, by taking countermeasures regarding ad measurement, it is possible to minimize this impact[3].

Conclusion

Cookie deprecation is an important step to protect user privacy and security, but it could also have an impact on the affiliate industry. To maintain the effectiveness of affiliate advertising, it is necessary to take countermeasures regarding ad measurement and also respond to legal regulations and corporate countermeasures toward cookie deprecation[0][1][3].

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Shou Arisaka Nov 9, 2025

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