This volume constitutes the refereed proceedings of the 10th International Conference on Multimedia Communications, Services and Security, MCSS 2020, held in Kraków, Poland, in October 2020. 

The 24 full papers and 2 short papers included in the volume were selected from 54 submissions. The papers cover ongoing research activities in the following topics: multimedia services; intelligent monitoring; audio-visual systems; biometric applications; experiments and deployments.