Post-Quantum Cryptography

Applications and Protocols.- Post Quantum Secure ZRTP.- A New Hash-based Enhanced Privacy ID Signature Scheme.- Code Based Cryptography.- The Blockwise Rank Syndrome Learning problem and its applications to cryptography.- Reducing Signature Size of Matrix code based Signature Schemes.- Group-Action-Based Cryptography.- CCA Secure Updatable Encryption from Non Mappable Group Actions.- Properties of Lattice Isomorphism as a Cryptographic Group Action.- A Subexponential Quantum Algorithm for the Semidirect Discrete Logarithm Problem.- On digital signatures based on group actions QROM security and ring signatures.- Lattice-Based Cryptography.- Phoenix Hash and Sign with Aborts from Lattice Gagdets.- Efficient Identity Based Encryption with Tight Adaptive Anonymity from RLWE.- An Improved Practical Key Mismatch Attack Against NTRU.- Improved Provable Reduction of NTRU and Hypercubic Lattices.- Compact Encryption based on Module NTRU problems.- Analyzing Pump and jump BKZ algorithm using dynamical systems.