FewCookies

Cookie glossary · Strictly necessary

What is the ESTSAUTHPERSISTENT cookie?

Persistent version of the Microsoft Entra authentication cookie that keeps the user signed in across sessions ("Stay signed in"). It is set by Microsoft Identity Platform and classified as "Strictly necessary". No consent required.

At a glance

Provider Microsoft Identity Platform
Category Strictly necessary
Consent required? No
Typical domain .login.microsoftonline.com

How FewCookies handles this cookie

FewCookies recognises ESTSAUTHPERSISTENT from our database of 1,300+ known cookies and classifies it automatically as "Strictly necessary". The free check tells you whether this cookie is detected on your site and whether your banner handles it correctly — an instant, surface-level check, no account needed.

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Frequently asked questions

Do you need consent for the ESTSAUTHPERSISTENT cookie?

No. ESTSAUTHPERSISTENT is a strictly necessary cookie, exempt from consent under Article 5(3) of the ePrivacy Directive and Law 506/2004. You may use it without the visitor's prior agreement.

What does the ESTSAUTHPERSISTENT cookie do?

Persistent version of the Microsoft Entra authentication cookie that keeps the user signed in across sessions ("Stay signed in").

Who sets the ESTSAUTHPERSISTENT cookie?

The ESTSAUTHPERSISTENT cookie is associated with Microsoft Identity Platform and is classified as strictly necessary.