Quantum LLL with an Application to Mersenne Number Cryptosystems .- Cryptanalysis.- Breaking randomized mixed-radix scalar multiplication algorithms.- Symmetric Cryptography.- Optimally Indi erentiable Double-Block-Length Hashing without Post-processing and with Support for Longer Key than Single Block.- Side-Channel Analysis.- More Practical Single-Trace Attacks on the Number Theoretic Transform .- Authenticated Encryption with Nonce Misuse and Physical Leakage: Definitions, Separation Results & First Construction.- Stronger and Faster Side-Channel Protections for CSIDH.- Post-Quantum Cryptography.- A Reaction Attack against Cryptosystems based on LRPC Codes.- Lattice-based Zero-knowledge SNARGs for Arithmetic Circuits.- Compact and simple RLWE based key encapsulation mechanism.- Signatures and Protocols.- Compact and simple RLWE based key encapsulation mechanism.- Implementation.- Compact and simple RLWE based key encapsulation mechanism.