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Cookie policy

Version 2026-09-22, effective September 22, 2026.

Version history

metzia sets a small number of first party cookies. Each one keeps you signed in, or records which link brought you to metzia or to a seller. metzia sets no advertising cookie and no tracking cookie from another company.

The cookies we set

The table lists every cookie that metzia sets, on its own domain.

The Descope script and the metzia server set DS and DSR so that a script on the page can read them. The step up check needs that access. Only the metzia server can read the other cookies.

The metzia project at Descope sets the DSR lifetime to 28 days. Your browser can delete the cookie sooner. Safari limits the lifetime of a cookie that a script writes.

metzia sets no oc_click cookie for a known crawler.

Page view counting

metzia counts page views on its public pages with Vercel Web Analytics. The counter sets no cookie and stores nothing in your browser. It loads from the metzia domain and reports to the metzia domain.

For each page view, the counter receives these items:

  • The path of the page, with no query string and no hash.
  • The route pattern of the page, for example /docs/[slug].
  • The user agent of your browser, which names the browser and the device.
  • The address of the site that sent you, when it is another site.
  • The IP address of the request, as every web request carries one.

Vercel does not use a cookie to tell one visitor from another. It makes a hash from the incoming request instead. Vercel discards that visitor session after 24 hours. Vercel states that the data it records is anonymous and is not tied to an individual or to an IP address. It can store the time, the path, the route pattern, the referrer, a location, the operating system, the browser, and the device type with each page view.

Browser storage

The Descope script also keeps some items in the storage of your browser on the sign in, sign up, and account security pages. The storage is not a cookie, and your browser does not send it to metzia. The table lists every item that the Descope script can write. A sign out does not clear these items. Clear the site data in your browser to remove them.

NamePurposeCategoryWhen it clears
DSIHolds the identity token of your sign in, when Descope returns oneStrictly necessaryWhen the Descope script ends the session in your browser
DSRCNHolds the name of the renewal cookie, when Descope uses a custom nameStrictly necessaryWhen the Descope script ends the session
descopeFlowNonce and an idProtects one sign in attempt against a replayed requestStrictly necessaryExpires after 3 hours, or 2 days for the first step
DTDMarks this device as trusted, when you choose that in a sign in stepStrictly necessaryWhen you clear the site data
DKDLets Descope recognize this device at the next sign in, which protects your accountStrictly necessaryWhen you clear the site data
dls_last_submitted_login_idHolds the email you typed, so that your password manager can save itStrictly necessaryWhen you close the tab
dls_last_auth_in_flightRecords the sign in method you used on each step, when the flow asks for itStrictly necessaryWhen a sign in attempt starts or ends
dls_ab_testing_idHolds a random number from 1 to 100 that selects a version of the sign in flowStrictly necessaryWhen you clear the site data
fpHolds a device fingerprint result, when the sign in flow turns on fingerprintingStrictly necessaryExpires after 24 hours

How to remove a cookie

You can delete a cookie in the settings of your browser at any time. Sign out to remove DS and DSR.

If you delete oc_click, a seller may not credit your purchase to metzia. The price you pay does not change.

When this text changes

This document carries a version date. metzia publishes a new version before it sets a new cookie.

Questions

Write to support@metzia.ai with a question about this document.