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Customer data is first-party personal information about a customer — email, phone, name, and address — collected during a session or sent with a conversion. It is the information ad platforms use to match a conversion to a real person, which is what lifts match rates and audience accuracy. In the wider industry, “customer data” is any data a business holds about its customers; in AnyTrack it specifically means the identity fields used for conversion matching.

Customer Data vs Traits vs Session Enrichment

Section titled “Customer Data vs Traits vs Session Enrichment”
  • Traits — the named parameters (email, firstName, phone, …) that carry customer data on an event; customer data is the underlying information.
  • Session Enrichment — the process of attaching customer data to a session; customer data is the payload of that process.

AnyTrack operates as a first-party data processor: it collects customer data from forms, event snippets, webhooks, and catalog integrations, stores it securely for session enrichment and identity resolution, and hashes it with SHA-256 before sending to Meta CAPI, Google, or TikTok. It uses no third-party cookies. With Consent Mode, it passes the visitor’s consent choice to the ad and analytics tags that it loads. The Tracking Tag sets its own Client ID cookie on every visit, and server-side conversion data can still be processed. Customer data is the single largest driver of Event Match Quality.

Frequently asked questions

FAQ was last reviewed on 2026-06-25

Does AnyTrack store customer PII?
Yes. AnyTrack stores customer data such as email, phone, and name to enrich sessions and power identity resolution across sessions and devices. When sending to ad platforms via the Conversion API, it hashes the data with SHA-256. Browser identifiers that the platforms need for matching, such as the IP address, the user agent, and the fbp and fbc values, are sent as they are.
Do I need to hash customer data myself?
No. Send raw values. AnyTrack normalizes and hashes the required fields automatically to each ad platform's spec.

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