Symmetric Key Encryption.- Cryptanalysis of a Generalized Unbalanced Feistel Network Structure.- Improved Algebraic Cryptanalysis of QUAD, Bivium and Trivium via Graph Partitioning on Equation Systems.- On Multidimensional Linear Cryptanalysis.- Side-Channel Analysis of the K2 Stream Cipher.- On Unbiased Linear Approximations.- Hash Functions.- Distinguishers for the Compression Function and Output Transformation of Hamsi-256.- Second-Preimage Analysis of Reduced SHA-1.- Some Observations on Indifferentiability.- Public Key Cryptography.- Adaptive and Composable Non-committing Encryptions.- Relations among Notions of Complete Non-malleability: Indistinguishability Characterisation and Efficient Construction without Random Oracles.- Strong Knowledge Extractors for Public-Key Encryption Schemes.- A Multi-trapdoor Commitment Scheme from the RSA Assumption.- Identity-Based Chameleon Hash Scheme without Key Exposure.- The Security Model of Unidirectional Proxy Re-Signature with Private Re-Signature Key.- Security Estimates for Quadratic Field Based Cryptosystems.- Solving Generalized Small Inverse Problems.- Protocols.- One-Time-Password-Authenticated Key Exchange.- Predicate-Based Key Exchange.- Attribute-Based Authenticated Key Exchange.- Optimally Tight Security Proofs for Hash-Then-Publish Time-Stamping.- Additive Combinatorics and Discrete Logarithm Based Range Protocols.- Proof-of-Knowledge of Representation of Committed Value and Its Applications.- Network Security.- Pattern Recognition Techniques for the Classification of Malware Packers.- Repelling Sybil-Type Attacks in Wireless Ad Hoc Systems.