At a glance
| Provider | Criteo |
|---|---|
| Category | Marketing |
| Consent required? | Yes |
| Typical domain | .criteo.com |
Do you need consent for uid?
Yes. uid 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.
This is general guidance, not legal advice — always verify with a lawyer.
How FewCookies handles this cookie
FewCookies recognises uid 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.
Frequently asked questions
Do you need consent for the uid cookie?
Yes. uid 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 uid cookie do?
Stores Criteo's unique user identifier used for retargeting and ad personalization.
Who sets the uid cookie?
The uid cookie is associated with Criteo and is classified as marketing.