See the latest studies and reports from ID5 to learn more about identity in digital advertising
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ID5 Case Studies
Havas & PubMatic Case Study
Havas Media partnered with PubMatic to leverage the ID5 ID to activate their data segments in cookieless environments.
2022
Sovrn Case Study
Sovrn Signal and ID5 demonstrate that publishers can unlock a near two times greater lift in eCPMs on a third of their US audiences.
2022
Amobee & Gusbourne Case Study
Integration between Amobee and ID5 enabled boutique wine brand Gusbourne to increase reach and conversions.
2022
Insticator Case Study
Insticator, a leader in publisher engagement solutions, integrates the ID5 ID and sees their fill-rate increase by 58% across all browsers.
2022
Virtual Minds, Ströer & OSDS Case Study
Virtual Minds, Ströer and OS DS leverage the ID5 ID and see the campaign reach increase by up to 78% across all browsers whilst achieving an approximately 10% lower eCPM.
ID5 Reports
Rebuilding the Identity Stack Post-LiveRamp Acquisition
Publicis's planned acquisition of LiveRamp puts every non-Publicis brand and agency in a tough spot: their core identity infrastructure is now owned by a competitor. This white paper explains how the identity stack works and maps out how to rebuild it with neutral, independent alternatives.
2026
Identity in an Agentic World
The new white paper "Identity in an Agentic World" focuses on the shift happening in consumer habits when online shopping; many searches now start with LLMs rather than traditional search engines, bringing about a shift in the advertising ecosystem.
2025
The State of Digital Identity™ Report 2025
ID5’s 2025 State of Digital Identity™ Report provides insight into how the industry is adapting to the evolving consumer behavior, with a majority of respondents adopting an alternative identity solution and half of publisher respondents working with ID bridging partners.
2025
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Building Addressability into the CTV Ecosystem
Gain insights from 15 industry leaders on the challenges holding back CTV addressability and the opportunities to unlock sustainable growth and effective advertising in Connected Television.
2024
The State of Digital Identity Report 2024
ID5’s 2024 State of Digital Identity Report provides insight into how the industry is tackling addressability challenges on the web and across other channels such as CTV and mobile. This 5th edition also evaluates the progress in the adoption of alternative ID solutions as well as test results satisfaction rates.
ID5 Videos
What Actually Is Identity? An Explainer with Mathieu Roche
ID5 CEO and co-founder Mathieu Roche breaks down what identity is and how it works—essential context as the LiveRamp/Publicis acquisition puts identity back in the spotlight. For a deeper dive, pair it with our white paper, "Rebuilding the Identity Stack Post-LiveRamp Acquisition," in the report section.
2025
Identity 2025: Virtual Event Recording
ID5 shared advice and insights from industry thought leaders to support publishers, advertisers and platforms in their preparation for 2025. Topics discussed included the state of digital identity, CTV measurement, M&A in adtech, IDs in the bidstream & bid requests, and more. Access the event recording now.
2024
ID5 On The Road: London 2024 Event
Watch ID5's flagship European event, covering the State of Digital Identity, addressability in CTV, and more.
2024
ID5 Mythbusting: CTV doesn't have an addressability problem
In the final episode, Mathieu sits down with Paul Gubbins, former VP of CTV Strategy at Publica to debunk some of the biggest myths surrounding this channel.
2024
ID5 Mythbusting: ID Bridging is a solution to cookie deprecation
Mathieu sits down with Mike O’Sullivan, co-founder of Sincera, to break down what ID bridging is and see if this is a long-term solution for signal loss.
ID5 Podcasts
Season 2 | Episode 6 | Oct 12, 2022
How to Thrive in the Cookieless Present with Havas Media Group’s Kevin Fernandes
In this episode, our Joanna Burton sits down with Havas Media Group‘s Head of Data Solutions & AdTech, Kevin Fernandes, to discuss how Havas and the ID5 ID enabled Baiada to see a 19x uplift in engagement in cookieless Safari.
Season 2 | Episode 5 | Sep 30, 2022
How to Thrive in the Cookieless Present with Prisma Media’s Dan Garzon
In this episode, our Joanna Burton sits down with Prisma Media’s Digital Business Unit Director, Dan Garzon, to reveal where they have seen success in developing their identity strategy.
Season 2 | Episode 4 | Sep 27, 2022
How to Thrive in the Cookieless Present with Sovrn’s Peter Cunha
In this episode, our Joanna Burton sits down with Sovrn’s Managing Director, Ad Management, Peter Cunha, to discuss how publishers leveraging Sovrn Signal and the ID5 ID can unlock a near two times greater lift in eCPMs.
Season 2 | Episode 3 | Sep 16, 2022
How to Thrive in the Cookieless Present with Relevant Digital’s Olli Järvilehto
In this episode, our Joanna Burton sits down with Relevant Digital’s Chief Operating Officer, Olli Järvilehto, to discuss how they saw a reach increase of over 100% in Safari in both mobile and desktop environments thanks to the ID5 ID.