An Infinite Class of Balanced Vectorial Boolean Functions with Optimum Algebraic Immunity and Good Nonlinearity -- Separation and Witnesses -- Binary Covering Arrays and Existentially Closed Graphs -- A Class of Three-Weight and Four-Weight Codes -- Equal-Weight Fingerprinting Codes -- Problems on Two-Dimensional Synchronization Patterns -- A New Client-to-Client Password-Authenticated Key Agreement Protocol -- Elliptic Twin Prime Conjecture -- Hunting for Curves with Many Points -- List Decoding of Binary Codes-A Brief Survey of Some Recent Results -- Recent Developments in Low-Density Parity-Check Codes -- On the Applicability of Combinatorial Designs to Key Predistribution for Wireless Sensor Networks -- On Weierstrass Semigroups of Some Triples on Norm-Trace Curves -- ERINDALE: A Polynomial Based Hashing Algorithm -- A Survey of Algebraic Unitary Codes -- New Family of Non-Cartesian Perfect Authentication Codes -- On the Impossibility of Strong Encryption Over -- Minimum Distance between Bent and Resilient Boolean Functions -- Unconditionally Secure Approximate Message Authentication -- Multiplexing Realizations of the Decimation-Hadamard Transform of Two-Level Autocorrelation Sequences -- On Cayley Graphs, Surface Codes, and the Limits of Homological Coding for Quantum Error Correction.