Information Security and Cryptology

The three-volume set, LNCS 17226-17228, constitutes the proceedings of the 22nd International Conference on Information Security and Cryptology, Inscrypt 2026, held in Hong Kong, China, during November 2026.The 87 full papers presented in these proceedings were carefully reviewed and selected from 309 submissions. The papers were organized in the following topical sections:Part I: Symmetric Cryptanalysis; Public-Key Cryptanalysis; Cryptographic Implementations; International Workshop on Secure CryptographicImplementations and Engineering (SCIEN).Part II: Cryptographic Primitives; Privacy-Preserving Computation; Blockchain Security.Part III: AI for Security; Security of Machine Learning; Systems Security.