IEEE ISPA 2021 is co-located with a number of academic events, which include:
- The 11th IEEE International Conference on Big Data and Cloud Computing (IEEE BDCloud 2021)
- The 14th IEEE International Conference on Social Computing and Networking (IEEE SocialCom 2021)
- The 11th IEEE International Conference on Sustainable Computing and Communications (IEEE SustainCom 2021)
- The 14th International Conference on Security, Privacy, and Anonymity in Computation, Communication, and Storage (SpaCCS 2021)