Advances in Cryptology – ASIACRYPT 2021

NTRU Fatigue: How Stretched is Overstretched?.- Faster Dual Lattice Attacks for Solving LWE -- with applications to CRYSTALS.- Lattice sieving via quantum random walks.- A Systematic Approach and Analysis of Key Mismatch Attacks on Lattice-Based NIST Candidate KEMs.- Gladius: LWR based efficient hybrid public key encryption with distributed decryption.- Lattice-Based Group Encryption with Full Dynamicity and Message Filtering Policy.- A New Variant of Unbalanced Oil and Vinegar Using Quotient Ring: QR-UOV.- Shorter Lattice-Based Group Signatures via ``Almost Free'' Encryption and Other Optimizations.- Séta: Supersingular Encryption from Torsion Attacks.- SHealS and HealS: isogeny-based PKEs from a key validation method for SIDH.- Adaptive Security via Deletion in Attribute-Based Encryption: Solutions from Search Assumptions in Bilinear Groups.- Public Key Encryption with Flexible Pattern Matching.- Bounded Collusion ABE for TMs from IBE.- Digital Signatures with Memory-Tight Security in the Multi-Challenge Setting.- (Compact) Adaptively Secure FE for Attribute-Weighted Sums from k-Lin.- Boosting the Security of Blind Signature Schemes.- PrORAM: Fast O(log n) Authenticated Shares ZK ORAM.- Compressed Sigma-Protocols for Bilinear Group Arithmetic Circuits and Application to Logarithmic Transparent Threshold Signatures.- Promise $\Sigma$-protocol: How to Construct Efficient Threshold ECDSA from Encryptions Based on Class Groups.- The One-More Discrete Logarithm Assumption in the Generic Group Model.- Verifiably-Extractable OWFs and Their Applications to Subversion Zero-Knowledge.- Chain Reductions for Multi-Signatures and the HBMS Scheme.- Symmetric Key Exchange with Full Forward Security and Robust Synchronization.- Security Analysis of CPace.- Modular Design of Role-Symmetric Authenticated Key Exchange Protocols.