Finding closest lattice vectors using approximate Voronoi cells -- Evaluating the Potential for Hardware Acceleration of Four NTRU Based Key Encapsulation Mechanisms Using Software/Hardware Codesign -- Forward-Secure Group Signatures from Lattices -- Towards Practical Microcontroller Implementation of the Signature Scheme Falcon -- Round5: Compact and Fast Post-Quantum Public-Key Encryption -- The impact of error dependencies on Ring/Mod-LWE/LWR based schemes -- Direct CCA-Secure KEM and Deterministic PKE from Plain LWE -- Recovering short secret keys of RLCE in polynomial time -- Cryptanalysis of an NTRU-based Proxy Encryption Scheme from ASIACCS'15 -- On the Complexity of Superdetermined Minrank Instances -- Constant-Round Group Key Exchange from the Ring-RLWE Assumption -- Hybrid Key Encapsulation Mechanisms and Authenticated Key Exchange -- Tighter security proofs for generic key encapsulation mechanism in the quantum random oracle model -- (Tightly) QCCA-Secure Key-Encapsulation Mechanism in the Quantum Random Oracle Model -- Faster SeaSign signatures through improved rejection sampling -- Thomas Decru, Lorenz Panny, and Frederik Vercauteren Genus Two Isogeny Cryptography -- On Lions and Elligators: An efficient constant-time implementation of CSIDH -- Quantum security of hash functions and property-preservation of iterated hashing -- Improved Quantum Multicollision-Finding Algorithm -- Preventing timing attacks against RQC using constant time decoding of Gabidulin codes -- A traceable ring signature scheme based on coding theory -- On the Decoding Failure Rate of QC-MDPC Bit-Flipping Decoders.