At a glance
| Provider | |
|---|---|
| Category | Marketing |
| Consent required? | Yes |
| Typical domain | .twitter.com |
Do you need consent for ct0?
Yes. ct0 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 ct0 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 ct0 cookie?
Yes. ct0 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 ct0 cookie do?
Twitter cookie used for security and ad tracking on the platform.
Who sets the ct0 cookie?
The ct0 cookie is associated with Twitter and is classified as marketing.