At a glance
| Provider | Microsoft Identity Platform |
|---|---|
| Category | Strictly necessary |
| Consent required? | No |
| Typical domain | .login.microsoftonline.com |
Do you need consent for ESTSAUTH?
No. ESTSAUTH 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.
This is general guidance, not legal advice — always verify with a lawyer.
How FewCookies handles this cookie
FewCookies recognises ESTSAUTH 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.
Frequently asked questions
Do you need consent for the ESTSAUTH cookie?
No. ESTSAUTH 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 ESTSAUTH cookie do?
Microsoft Entra/Azure AD session cookie indicating that the user is authenticated for the current session.
Who sets the ESTSAUTH cookie?
The ESTSAUTH cookie is associated with Microsoft Identity Platform and is classified as strictly necessary.