Provable and Practical Security

Fundamentals & Cryptographic Primitives .- Efficient Zero-Knowledge Arguments for Matrix Relations over Rings and Non-malleable Enhancement.- Reversible Data Hiding in Encrypted Images Based on Block Classification Coding of Sparse Representation.- Signcryption-based Encrypted Traffic Detection Scheme for Fast Establishing Secure Connections.- Cryptanalysis .- Improved Key-Recovery Attacks under Imperfect SCA Oracle for Latticebased KEMs.- Linear Cryptanalysis of Lightweight Block Cipher WARP.- Linicrypt in the Ideal Cipher Model.- Signature .- SMHSDVS: A Secure and Mutual Heterogeneous Strong Designated Signature between PKI and IBC.- Key-Range Attribute-Based Signatures for Range of Inner Product and Its Applications.- A Certificateless Aggregate Signature Scheme with Better Security.- Constant-size Group Signatures with Message-Dependent Opening from Lattices.- Post-quantum SigmaProtocols and Signatures from Low-Rank Matrix Completions.- Threshold Ring Signature Scheme from Cryptographic Group Action.- Encryption .- Homomorphic Witness Encryption from Indistinguishable Obfuscation.- Identity-based Matchmaking Encryption Secure against Key Generation Center.- Multi-Input Functional Encryption for Unbounded Inner Products.- FleS: a compact and parameter-flexible supersingular isogeny based public key encryption scheme.- A New Revocable Attribute Based Encryption on Lattice.- An efficient keyword-based ciphertext retrieval scheme.- Privacy Preservation .- Privacy Preserving Outsourced K-means Clustering using Kd-tree.- Fuzzy Deduplication Scheme Supporting Pre-verification of Label Consistency.- A Privacy-Preserving Takeaway Delivery Service Scheme.- Blockchain Security .- CDRF: A Detection Method of Smart Contract Vulnerability Based on Random Forest.- simuBits: Pool Security Verification of Novel Mining Attacks.