Hamiltonian Mechanics -- Natural Watermarking: A Secure Spread Spectrum Technique for WOA -- An Improved Asymmetric Watermarking System Using Matrix Embedding -- A Cryptographic Method for Secure Watermark Detection -- Steganographic Communication in Ordered Channels -- Analyzing Network-Aware Active Wardens in IPv6 -- Video Watermarking by Using Geometic Warping Without Visible Artifacts -- Video Watermarking by Using Geometric Warping Without Visible Artifacts -- Time-Scale Invariant Audio Watermarking Based on the Statistical Features in Time Domain -- Content-Aware Steganography: About Lazy Prisoners and Narrow-Minded Wardens -- Noisy Timing Channels with Binary Inputs and Outputs -- A Computational Model for Watermark Robustness -- Hiding Information Hiding -- Reversible Watermarking of NURBS-Based CAD Models -- A High-Capacity Data Hiding Method for Polygonal Meshes -- Steganography for Radio Amateurs— A DSSS Based Approach for Slow Scan Television -- Delayed and Controlled Failures in Tamper-Resistant Software -- A Model for Self-Modifying Code -- A Markov Process Based Approach to Effective Attacking JPEG Steganography -- Batch Steganography and Pooled Steganalysis -- On Steganographic Embedding Efficiency -- Bandwidth Optimal Steganography Secure Against Adaptive Chosen Stegotext Attacks -- Modified Matrix Encoding Technique for Minimal Distortion Steganography -- Statistically Secure Anti-Collusion Code Design for Median Attack Robustness for Practical Fingerprinting -- A Collusion-Resistant Video Watermarking Scheme -- An Elliptic Curve Backdoor Algorithm for RSASSA -- A Subliminal-Free Variant of ECDSA.