Cryptology and Network Security [electronic resource] : 22nd International Conference, CANS 2023, Augusta, GA, USA, October 31 – November 2, 2023, Proceedings /

Schemes I -- Forward Security under Leakage Resilience, Revisited -- Anonymous Broadcast Authentication with Logarithmic-order Ciphertexts from LWE -- Signatures with Delegation -- Basic Primitives -- How to Enumerate LWE Keys as Narrow as in Kyber/Dilithium -- Towards Minimizing Non-linearity in Type-II Generalized Feistel Networks -- Hardness of Learning AES with Gradient-based Methods -- Security -- Privacy-Preserving Digital Vaccine Passport -- Exploiting Android Browser -- Are Current CCPA Compliant Banners Conveying User’s Desired Opt-Out Decisions? An Empirical Study of Cookie Consent Banners -- MPC with Cards -- Upper Bounds on the Number of Shuffl for Two-Helping-Card Multi-Input AND Protocols -- Free-XOR in Card-based Garbled Circuits -- Hidden Stream Ciphers and TMTO Attacks on TLS 1.3, DTLS 1.3, QUIC, and Signal -- Differetial cryptanalysis with SAT, SMT, MILP, and CP: a detailed comparison for bit-oriented primitives -- Key Filtering in Cube Attacks from the Implementation Aspect -- New Techniques for Modeling SBoxes: An MILP Approach -- Blockchain -- LucidiTEE: A TEE-Blockchain System for Policy-Compliant Multiparty Computation with Fairness -- Improving Privacy of Anonymous Proof-of-Stake Protocols -- Compact Stateful Deterministic Wallet from Isogeny-based Signature featuring Uniquely Rerandomizable Public Keys -- CTA: Confidetial Transactions Protocol with State Accumulator -- MPC and Secret Sharing -- A Plug-n-Play Framework for Scaling Private Set Intersection to Billion-sized Sets -- Lower Bounds on the Share Size of Leakage Resilient Cheating Detectable Secret Sharing -- Schemes II -- Lattice-based Key-Value Commitment scheme with key-binding and key-hiding -- A Practical Forward-Secure DualRing -- Computable Cryptographic Accumulators and Their Application to Attribute Based Encryption.-A Minor Note on Obtaining Simpler iO Constructions via Depleted Obfuscators.

This book constitutes the refereed proceedings of the 22nd International Conference on Cryptology and Network Security, CANS 2023, which was held in October/November 2023 in Augusta, GA, USA. The 25 papers presented were thoroughly revised and selected from the 54 submissions. They are organized in the following topical sections: Schemes I; Basic Primitives; Security; MPC with Cards; Blockchain; MPC and Secret Sharing; Schemes II.