Privacy and Security -- On the trade-offs of Combining Multiple Secure Processing Primitives for Data Analytics -- Capturing Privacy-preserving User Contexts with IndoorHash -- Cloud and Systems -- Towards Hypervisor Support for Enhancing the Performance of Virtual Machine Introspection -- Fed-DIC: Diagonally Interleaved Coding in a Federated Cloud Environment -- TailX: Scheduling Heterogeneous Multiget Queries to Improve Tail Latencies in Key-Value Stores -- Fault-tolerance and Reproducibility -- Towards a Polyglot Data Access Layer for a Low-Code Application Development Platform (Experience Report) -- A Comparison of Message Exchange Patterns in BFT Protocols (Experience Report) -- Kollaps/Thunderstorm: Reproducible Evaluation of Distributed Systems -- Machine Learning for Systems -- Self-Tunable DBMS Replication with Reinforcement Learning) -- DroidAutoML: A Microservice Architecture to Automate the Evaluation of Android Machine Learning Detection Systems -- Distributed Algorithms -- A Resource Usage Efficient Distributed Allocation Algorithm for 5G Service Function Chains -- A Stabilizing One-To-Many Node-Disjoint paths Routing Algorithm in Star Networks.