Peter Major is vice-chair of the United Nations Commission on Science and Technology for Development (UN CSTD). He participates in various activities of the International Telecommunication Union (ITU), the Internet Governance Forum (IGF), the Economic and Social Council (ECOSOC), World Summit on Information Society (WSIS) and other international forums for more than 30 years. Peter chaired the UN CSTD Working Group on the Improvements of the IGF. Subsequently he chaired the UN CSTD Working Group on Enhanced Cooperation.

While working for the ITU Radiocommunication Bureau (ITU/BR) Peter was moderator and panelist on most of the ITU/BR World and Regional Seminars on Radio Regulations/Frequency management. He conducted workshops on the BR information system and in particular on the use of Space Network Systems Online -a web based query and submission system developed by him, launched in 1995. Peter published many articles and papers on a variety of subjects including internet governance and cyber security. Peter is faculty member of the European Summer School in Internet Governance (Meissen, Germany) and he is visiting professor at the Higher School of Economics, National Research University (Moscow, Russia)

He is regularly invited as keynote speaker, moderator or panelist to conferences, academic courses and technical forums. His activities have been recognized by the “Puskás Tivadar” award (2014) and by the Certificate of the International Telecommunication Union (2015)