As part of the DPL, the Institute for Strategic Dialogue (ISD) organised working group meetings in July 2024 on the topic of reviewing research on the risks and the effectiveness of mitigations in online private messaging platforms and services and reviewing the evolving regulatory landscape for this field. The working group consisted of DPL members representing national ministries and regulators from the European Commission, the Netherlands, Slovakia, the United Kingdom and the United States.

Participants also included expert representatives from civil society and academia. While participants contributed to this publication, the views expressed in this paper do not necessarily reflect the views of all participants or any governments involved in this project.