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Brief
Adfixus

Adfixus

Identity Resolution & Data Collaborationadfixus.com

Enables publishers and advertisers to achieve addressable audience targeting in a cookieless world without sharing personal data, using a federated identity architecture that keeps data within each party's own environment.

Founded: 2021HQ: Sydney, New South Wales, Australia

Last updated Aug 22, 2026 by ATDb automated enrichment

At a glance

Employees
1-50

About

Emerging APAC-focused privacy-first identity and data collaboration platform competing with global cookieless identity solutions

Adfixus is an Australian-founded AdTech company specializing in privacy-preserving identity resolution and data collaboration for the post-third-party-cookie era. The platform enables publishers, advertisers, and data owners to match and activate audiences without transferring or exposing personal data, using a federated identity architecture that keeps data within each party's own environment. This approach allows addressable advertising across the open web while maintaining compliance with evolving global privacy regulations. The company's core technology centers on a cookieless identity graph and clean-room-style data collaboration layer, allowing demand-side platforms (DSPs), supply-side platforms (SSPs), and publishers to find audience overlap and enable targeting without centralizing sensitive user data. Adfixus positions itself as infrastructure for the privacy-first advertising ecosystem, particularly relevant as Google's deprecation of third-party cookies and tightening regulations in APAC and globally force the industry to adopt new identity solutions. Adfixus has been gaining traction primarily in the APAC region, where it serves publishers and programmatic buyers seeking scalable, compliant alternatives to cookie-based targeting. The company competes with global identity solutions such as The Trade Desk's Unified ID 2.0, LiveRamp, and ID5, differentiating itself through its federated, privacy-by-design architecture and regional focus on APAC markets. As a relatively early-stage company, Adfixus is carving out a niche among privacy-conscious publishers and advertisers looking for open-web identity infrastructure that does not rely on walled garden data.

Business model

SaaS / Platform

Target market

Enterprise / Mid-Market

What they offer

  • Federated Identity Graph

    A cookieless identity resolution layer that matches audiences across publishers and advertisers without centralizing or transferring personal data.

  • Data Collaboration Platform

    Clean-room-style environment enabling publishers, advertisers, and data owners to find audience overlap and activate segments while keeping raw data siloed.

  • Cookieless Audience Targeting

    Tools for DSPs and SSPs to enable addressable programmatic targeting on the open web without reliance on third-party cookies.

  • Publisher Identity Suite

    Publisher-facing tools to monetize first-party data and participate in identity-matched programmatic deals without exposing user PII.

Key features

Federated identity architecture — data never leaves each party's environmentCookieless audience matching across the open webPrivacy-by-design compliance frameworkFirst-party data activation for publishersDSP and SSP integration for programmatic targetingNo reliance on third-party cookies or device fingerprintingAPAC-region identity graph coverage

Use cases

Cookieless audience targeting for programmatic advertisersPublisher first-party data monetization without PII exposureCross-publisher audience matching for media buyersPrivacy-compliant data collaboration between brands and publishersIdentity resolution for DSPs operating in APAC marketsReplacing third-party cookie segments with durable identity-based audiences

Customer segments

Digital publishersDemand-side platforms (DSPs)Supply-side platforms (SSPs)Advertisers and brandsData management platforms (DMPs)Media agencies

Tech & specs

Technology stack

Federated identity resolutionPrivacy-enhancing technologies (PETs)First-party data APIsProgrammatic advertising integrations (OpenRTB)Cloud infrastructure

Security & compliance

GDPRCCPAAustralian Privacy ActPrivacy-by-design architecture

Deployment

CloudFederated / Distributed

API

Yes

Corporate history
  1. 2021 · Founded

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