- IBM
- IBM Almaden Research Center
- IBM Almaden Research Center [San Jose]
- IBM Research [Zurich]
- IE University [Campus Madrid]
- IMT Atlantique
- INRIA Rennes
- Imperial College London
- Indian Institute of Technology Kharagpur
- Indiana University-Purdue University Fort Wayne
- Industrial Engineering
- Industrial Engineering Department [Sint-Lieven]
- Information Security Group at Royal Holloway
- Information Security Institute
- Information Security and Critical Infrastructure Protection Research Laboratory
- Information Systems Department [South Africa]
- Information Technology Laboratory [Gaithersburg]
- Information Technology University [Lahore]
- Information and Privacy Commissioner of Ontario
- Ingegneria dell'Informazione e Metodi Matematici
- Inria Grenoble - Rhône-Alpes
- Inria Lyon
- Inria Rennes – Bretagne Atlantique
- Inria Sophia Antipolis - Méditerranée
- Inria de Paris
- Institut Brestois du Numérique et des Mathématiques
- Institut Mines-Télécom [Paris]
- Institut National Polytechnique (Toulouse)
- Institut National de Recherche en Informatique et en Automatique
- Institut National des Sciences Appliquées
- Institut National des Sciences Appliquées - Rennes
- Institut National des Sciences Appliquées de Lyon
- Institut Polytechnique de Paris
- Institut Universitaire de Technologie - Paul Sabatier
- Institut de Mathématiques de Marseille
- Institut de Recherche Technologique b-com
- Institut de Recherche en Informatique et Systèmes Aléatoires
- Institut de recherche en informatique de Toulouse
- Institute for Applied Mathematics (IAC) CNR, Rome, Italy.
- Institute for Computer Science and Social Studies
- Institute for Infocomm Research - I²R [Singapore]
- Institute for Information and Communication Technology Advancement
- Institute of Applied Information Processing and Communications [Graz]
- Institute of Computer Science
- Institute of Computer Science [FORTH, Heraklion]
- Institute of Electrical and Electronic Engineering [Boumerdès]
- Institute of Information Engineering [Beijing]
- Institute of Information Science and Engineering [Shandong]
- Institute of Software
- Instituto Superior de Economia e Gestão
- Instituto Superior de Estatística e Gestao de Informaçao
- Intelligent Media Systems & Services Research Centre
- InterDigital Communications
- Interdisciplinary Centre for Security, Reliability and Trust
- Interdisciplinary Centre for Security, Reliability and Trust [Luxembourg]
- International Information Security Consultants Pty Ltd
- Istituto di Informatica e Telematica
- Iwate Prefectural University [Takizawa]