Secure and Resilient Digital Transformation of Healthcare

This volume CCIS 2867 constitutes the proceedings of the Third International Workshop on Secure and Resilient Digital Transformation of Healthcare, SUNRISE 2025, held in Halden, Norway, during November 24-26, 2025. The 5 full papers and 2 invited papers presented in this volume were carefully reviewed and selected from 8 submissions. They were categorized into the following topics: Cybersecurity for IoT-based Healthcare; Cognitive Digital Twins for Resilient Systems; and Invited Papers from Keynotes.