Cryptography I -- Plaintext-Checkable Encryption with Unlink-CCA Security in the Standard Model -- A Bitwise Logistic Regression using Binary Approximation and Real Number Division in Homomorphic Encryption Scheme -- Accelerating Number Theoretic Transform in GPU Platform for qTESLA Scheme -- Provably Secure Three-party Password-based Authenticated Key Exchange from RLWE -- System and Network Security -- KMO : Kernel Memory Observer to Identify Memory Corruption by Secret Inspection Mechanism -- Peel the onion: Recognition of Android apps behind the Tor Network -- JSLess: A Tale of a Fileless Javascript Memory-Resident Malware -- Security Protocol and Tool -- A Physical ZKP for Slitherlink: How to Perform Physical Topology-Preserving Computation -- Secure Best Arm Identification in Multi-Armed Bandits -- CATCHA: When Cats Track Your Movements Online -- Designing a Code Vulnerability Meta-Scanner -- Access Control and Authentication -- Using IFTTT to Express and Enforce UCON Obligations -- Evaluation of Software PUF Based on Gyroscope -- White-Box Implementation of the KMAC Message Authentication Code -- Cryptography II -- Improving Signature Schemes With Tight Security Reductions -- Improved Digital Signatures Based on Elliptic Curve Endomorphism Rings -- Identity-based Signature Scheme Secure in Ephemeral Setup and Leakage Scenarios -- Recovering Internal States of Grain-v1 -- Data and User Privacy -- GDPR-Compliant Reputation System Based on Self-Certifying Domain Signatures -- Defining a new composite cybersecurity rating scheme for SMEs in the U.K. -- Privacy Preserving Approach in Dynamic Social Network Data Publishing -- Short Paper I -- Using Freivalds’ algorithm to accelerate Lattice-Based Signature Verifications -- Group-based Key Exchange Protocol based on Complete Decomposition Search Problem -- Development Activities, Tools and Techniques of Secure Microservices Compositions -- Generating Phishing Emails Using Graph Database -- Short Paper II -- Evaluating Intrusion Sensitivity Allocation with Support Vector Machine for Collaborative Intrusion Detection -- The (Persistent) Threat of Weak Passwords: Implementation of a Semi-Automatic Password-Cracking Algorithm -- A Novel and Comprehensive Evaluation Methodology for SIEM.