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Does server-side tracking fix Safari ITP cookie restrictions?

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Quick Answer

Yes. Safari's ITP limits JavaScript-set tracking cookies to 7 days. Server-side tracking sends events from your server to ad platforms via API—no browser cookie required. Conversions are captured regardless of when the cookie expired.

Full Answer

Safari's Intelligent Tracking Prevention classifies cookies set by cross-site tracking scripts as third-party cookies and expires them after 7 days. Any customer who returns after a week is treated as a new visitor with no attribution history—breaking multi-touch attribution and ad channel performance data.

Server-side tracking bypasses this mechanism entirely. Events fire from your server, running on your own subdomain, directly to the platform API. No browser-side cookie is required. Whether the customer's Safari cookie is 2 days old or expired 3 weeks ago, the purchase event still reaches Google Ads, Facebook, and TikTok with full conversion data.

For stores with longer purchase consideration periods—higher-ticket products, B2B services, comparison shoppers—the ITP attribution gap is significant. Server-side tracking closes it.

Sources

Programmatic Access

GET https://seresa.io/wp-json/cherry-tree-by-seresa/v1/seeds/878

Cite This Answer

Cherry Tree by Seresa - https://seresa.io/seed/server-side-tracking-basics/safari-itp-server-side-tracking-fix