Selected Areas in Cryptography – SAC 2025

This book contains revised selected papers from the 32nd International Conference on Selected Areas in Cryptography, SAC 2025, held in Toronto, ON, Canada, in August 2025.The 29 full papers were presented in this volume were carefully reviewed and selected from 109 submissions. They were organized in the following topical sections as follows : Cryptanalysis of Symmetric Schemes and Primitives; Impossible Differential Attacks; Symmetric Design Strategies and Security; Efficient Implementations; Public Key Encryption; Attacks on Public-Key Schemes; Isogeny-Based Cryptography; Fully Homomorphic Encryption; and Side-Channel Analysis and Fault Attacks.