Skip to main content
European Unified ID

An open-source identity solution built for Europe

European Unified ID (EUID) leverages encrypted email data to provide a privacy-conscious, secure, and accurate identity standard for the digital advertising ecosystem.

Our partners

  • Adobe
  • Burda BCN
  • Funke Digital
  • Future plc
  • Hightouch
  • Italia Online
  • John Lewis
  • Kimberly Clark
  • M6
  • Motorsport Network
  • Mumsnet
  • Primsa
  • Purina
  • Rakuten
  • Reach plc
  • Salesforce
  • Tealium
  • TF1

Enable personalization and relevance on content and advertising

EUID offers greater personalization, targeting, measurement, and security for every use case — from advertisers to publishers and everyone in between.

Use deterministic data for greater precision.

Upgrade to an omnichannel and cross-device ID type.

Hash, salt, and transport personal data as pseudonymized IDs.

European Unified ID benefits

EUID was created with consumer privacy and the regulatory requirements of the region as a top priority. Users can opt out of using their EUID universally by visiting the opt-out portal. Participants are required to honor user opt-out requests made through the portal.

Manage my EUID

Ready to get started with European Unified ID?

Request access or a consultation with an expert, or visit our most up-to-date technical documentation.