Privacy & Identity Library
Back to libraryCheck Consent Cookies After a CMP Rollout
Use consent cookie inspection after a CMP rollout to confirm which privacy artifacts are actually present on the page.
Why this workflow matters
Teams use Consent Cookie Inspector when they need to verify which consent cookies are present after a CMP or banner rollout. CMP launches often look healthy from the UI while the underlying privacy cookies are missing, stale, or incomplete.
The search intent behind this topic is usually very specific: someone has a real debugging task in front of them and needs a practical workflow rather than a generic tool list. Consent Cookie Inspector is the anchor tool for this page because it addresses the core evidence needed to move the issue forward.
How to investigate it
Open Consent Cookie Inspector first and inspect the cookie string, identify the known consent artifacts, and use that output to decide whether deeper decoder or runtime checks belong next. Supporting tools such as TCF String Decoder, US Privacy String Decoder, and CMP Inspector help once the first clue is visible.
The goal is not just to get an answer on screen. The goal is to produce a clean explanation that can be shared with engineering, ad ops, or an external partner without re-running the entire investigation from scratch.
What good output looks like
A useful review gives the team a concrete privacy-cookie inventory before they escalate into partner-specific debugging.
This is also where niche pages win SEO more often than broad phrases. People searching for this exact troubleshooting scenario want a focused answer tied to a real operational problem. A page like this converts that intent directly into a tool workflow instead of asking the reader to infer which utility to open.
Run the privacy checks next
These tools help when the issue is in consent strings, cookie state, CMP presence, or privacy-signal handling.
Consent Cookie Inspector
Parse cookie strings for common consent and privacy signals such as euconsent-v2, addtl_consent, US Privacy, and GPP cookies so teams can see which consent artifacts are actually present.
TCF String Decoder
Decode IAB TCF v2 consent strings into human-readable metadata, purposes, and vendor consent arrays. Paste a TC string from a CMP or euconsent-v2 cookie, and instantly see what it contains for QA, troubleshooting, and compliance checks. Everything runs client-side for privacy.
US Privacy String Decoder
Decode IAB US Privacy strings into readable notice, opt-out, and LSPA flags for CCPA and US state privacy debugging.
CMP Inspector
Inspect page source or a public URL for CMP API markers, common CMP vendors, consent-cookie names, and script hosts before deeper privacy debugging starts.
Keep moving through privacy debugging
Use the next links when you need to connect this page with the rest of the consent and CMP workflow.