The three-volume set LNCS 16231, LNCS 16232, and LNCS 16233 constitutes the refereed proceedings of twelve International Workshops which were held in conjunction with the 30th European Symposium on Research in Computer Security, ESORICS 2025, in Toulouse, France, during September 25-26, 2025.

The papers included in these proceedings stem from the following workshops:

Part I:

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·       ·       ·       ·       ·       International Workshop on Mobile and IoT Security Technologies, MIST 2025, which accepted 8 regular papers from 16 submissions.