This book constitutes the refereed proceedings of the 11th International Conference on Networked Systems, NETYS 2023, held in Benguerir, Morocco, during May 22–24, 2023.

The 9 full papers and 3 short papers presented were carefully reviewed and selected from 31 submissions.

​Machine Learning.- Detection of Fake News Through Heterogeneous Graph Interactions.- Species Recognition via Active Learning.- Federated Graph Neural Network for Threat Intelligence.- Formal Methods.- A Formal Analysis of Karn’s Algorithm.- Comparing Causal Convergence Consistency Models.- Security & Privacy.- Encrypted search is not enough to ensure privacy.- Case Study on the Performance of ML-Based Network Intrusion Detection Systems in SDN.- Beyond Locks and Keys: Structural Equation Modeling based Framework to Explore Security Breaches through the Lens of Crime Theories.- Fault Tolerance.- Consensus on Unknown Torus with Dense Byzantine Faults.- Distributed Systems.- Approximation Algorithms for Drone Delivery Scheduling Problem.- Pebble guided Treasure Hunt in Plane.- Distance-2-Dispersion: Dispersion with Further Constraints.

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