Cryptography and Coding: 17th Ima International Conference, Imacc 2019, Oxford, Uk, December 16-18, 2019, Proceedings (Paperback, 2019)

A Framework for UC-Secure Commitments from Publicly Computable Smooth Projective Hashing.- Decryption Algorithm Substitution Attacks.- Subversion-Resistant Simulation (Knowledge) Sound NIZKs.- Classi?cation of self-dual codes of length 20 over nmathbb{Z}_4 and length at most 18 over nmathbb{F}_2 + unmathbb{F}_2.- A Framework for Universally Composable Oblivious Transfer from One-Round Key-Exchange.- E?cient Fully Secure Leakage-Deterring Encryption.- Sharing the LUOV: Threshold Post-Quantum Signatures.- Commodity-Based 2PC for Arithmetic Circuits.- Improved Low-Memory Subset Sum and LPN Algorithms via Multiple Collisions.- Forgery Attacks on FlexAE and FlexAEAD.- Key Recovery Attacks on Some Rank Metric Code-based Signatures.- On the Security of Multikey Homomorphic Encryption.- RLWE-based Zero-Knowledge Proofs for linear and multiplicative relations.- Cryptanalysis of a Protocol for E?cient Sorting on SHE Encrypted Data.- Quantum-Secure (Non-)Sequential Aggregate Message Authentication Codes.- SO-CCA Secure PKE in the Quantum Random Oracle Model or the Quantum Ideal Cipher Model.- Distributing any Elliptic Curve Based Protocol.