Applied Cryptography and Network Security

This three-volume set constitutes the proceedings of the 24th International Conference on Applied Cryptography and Network Security, ACNS 2026, held in Stony Brook, USA, during June 2026. The 59 full papers included in these proceedings were carefully reviewed and selected from 282 submissions. This volume, LNCS 16572, contains 19 papers organized into three topical sections: Privacy-Enhancing Technologies, Authentication and Digital Identity, and Blockchain and Decentralized Security.