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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 to be conscious of consumer privacy and the regulatory requirements of the region. 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.