InhaltsangabeUsing LDGM Codes and Sparse Syndromes to Achieve Digital Signatures.- Quantum Algorithms for the Subset-Sum Problem.- Improved Lattice-Based Threshold Ring Signature Scheme.- Degree of Regularity for HFEv and HFEv-.- Software Speed Records for Lattice-Based Signatures.- Solving the Shortest Vector Problem in Lattices Faster Using Quantum Search.- An Efficient Attack of a McEliece Cryptosystem Variant Based on Convolutional.- Extended Algorithm for Solving Underdefined Multivariate Quadratic Equations.- Quantum Key Distribution in the Classical Authenticated Key Exchange Framework.- Cryptanalysis of Hash-Based Tamed Transformation and Minus Signature Scheme.- A Classification of Differential Invariants for Multivariate Post-quantum Cryptosystems.- Secure and Anonymous Hybrid Encryption from Coding Theory.- Fast Verification for Improved Versions of the UOV and Rainbow Signature Schemes.- The Hardness of Code Equivalence over Fq and Its Application to Code-Based Cryptography.- Timing Attacks against the Syndrome Inversion in Code-Based Cryptosystems.- Simple Matrix Scheme for Encryption.- Multivariate Signature Scheme Using Quadratic Forms.