- MEF University [Istanbul]
- MIT Lincoln Laboratory
- MSIS Department
- MSIS Department and CIMIC
- Maastricht University [Maastricht]
- Macquarie University
- Macquarie University [Sydney]
- Madrid R&D Center
- Maharishi Dayanand University [Rohtak]
- Mahidol University [Bangkok]
- Mahindra Ecole Centrale [Hyderabad]
- Malaviya National Institute of Technology [Jaipur]
- Malmö Högskola = Malmö University
- Manchester Business School
- Masaryk University [Brno]
- Massachusetts Institute of Technology
- Mathématiques & Sécurité de l'information
- Medical University of Graz = Medizinische Universität Graz
- Medical University of South Carolina [Charleston]
- Meiji University [Tokyo]
- Mercer University
- Miami University [Ohio]
- Michigan State University System
- Michigan State University [East Lansing]
- Microsoft Corporation [Redmond, Wash.]
- Microsoft Research
- Microsoft Research India [Bangalore]
- Microsoft Research [Cambridge]
- Middle East Technical University [Ankara]
- Middlesex University
- Middlesex University [London]
- Migoli [Stockholm]
- Mines Nantes
- Mines Paris - PSL (École nationale supérieure des mines de Paris)
- Minia University
- Ministerium für Arbeit, Soziales und Gesundheit Schleswig-Holstein
- Ministry of Electronics and Information Technology [New Delhi]
- Ministry of Foreign Affairs
- Ministry of Information Technology [New Delhi]
- Ministère de l'Economie [Luxembourg]
- Ministère de l'Education nationale, de l’Enseignement supérieur et de la Recherche
- Ministère des armées
- Mississippi State University [Mississippi]
- Missouri University of Science and Technology
- Mobile Business and Multilateral Security
- Modeling Technologies for Software Production, Operation, and Evolution
- Montclair State University [USA]
- Morpho
- Mount Saint Mary College
- MuElec
- Multimedia Communications Lab [Darmstadt]
- Multimedia Signal Processing and Security Lab, Department of Computer Sciences
- Multimedia content-based indexing
- Munich Network Management Team
- Munich Re
- ministry of education
- mulliner.org