Digital Signatures -- XML Signature Wrapping Still Considered Harmful: A Case Study on the Personal Health Record in Germany -- Trust Me If You Can: Trusted Transformation Between (JSON) Schemas to Support Global Authentication of Education Credentials -- SIUV: A Smart car Identity management and Usage control system based on Verifiable credentials -- Vulnerability Management -- A Performance Assessment of Free-to-use Vulnerability Scanners - Revisited -- QuickBCC: Quick and Scalable Binary Vulnerable Code Clone Detection -- Automatic Inference of Taint Sources to Discover Vulnerabilities in SOHO Router Firmware -- Covert Channels and Cryptography -- ESQABE: Predicting Encrypted Search Queries -- Reconnection-based Covert Channels in Wireless Networks -- Minecraft Altered Skin Channel (MASC) -- Lattice-based weak curve fault attack on ECDSA -- Application and System Security -- HyperSec: Visual Analytics for blockchain security monitoring -- 100 Popular Open-Source Infosec Tools -- RootAsRole: Towards a Secure Alternative to sudo/su Commands for Home Users and SME Administrators -- Privacy -- Accept All: The Landscape of Cookie Banners in Greece & the UK -- The AppChk Crowd-Sourcing Platform: Which third parties are iOS apps talking to? -- Compiling Personal Data and Subject Categories from App Data Models -- Privacy Concerns Go Hand in Hand with Lack of Knowledge: The Case of the German Corona-Warn-App -- Perceived Privacy Problems within Digital Contact Tracing: A Study Among Swedish Citizens -- Network Security -- Secure and Scalable IoT: An IoT Network Platform Based on Network Overlay and MAC security -- Enriching DNS Flows with Host-Based Events to Bypass Future Protocol Encryption -- Advanced Cowrie Configuration to Increase Honeypot Deceptiveness -- Less is Often More: Header Whitelisting as Semantic Gap Mitigation in HTTP-based Software Systems -- Machine Learning for Security -- TAR: Generalized Forensic Framework to Detect Deepfakes using Weakly Supervised Learning -- Anomaly Detection for Insider Threats: An Objective Comparison of Machine Learning Models and Ensembles -- Revitalizing Self-Organizing Map: Anomaly Detection using Forecasting Error Patterns -- Security Management -- What is lurking in your backups? -- How Do Users Chain Email Accounts Together? -- Tensions that hinder the implementation of digital.