FewCookies

Cookie glossary · Marketing

What is the xs cookie?

Facebook session cookie used in combination with c_user for authentication. It is set by Facebook and classified as "Marketing". Requires consent.

At a glance

Provider Facebook
Category Marketing
Consent required? Yes
Typical domain .facebook.com

How FewCookies handles this cookie

FewCookies recognises xs from our database of 1,300+ known cookies and classifies it automatically as "Marketing". 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.

Check your site for free →

Frequently asked questions

Do you need consent for the xs cookie?

Yes. xs is a "Marketing" cookie, so it is not strictly necessary. Under the ePrivacy Directive (2002/58/EC) and Romania's Law 506/2004, you must obtain the visitor's explicit consent before setting it.

What does the xs cookie do?

Facebook session cookie used in combination with c_user for authentication.

Who sets the xs cookie?

The xs cookie is associated with Facebook and is classified as marketing.