This book constitutes the revised selected papers of the Third International Conference on Information Systems Security and Privacy, ICISSP 2017, held in Porto, Portugal, in February 2017. The 13 full papers presented were carefully reviewed and selected from a total of 100 submissions.

Application Marketplace Malware Detection by User Feedback Analysis.- A System for Detecting Targeted Cyber-attacks Using Attack Patterns.- A Better Understanding of Machine Learning Malware Misclassification.- Situation-aware Access Control for Industrie 4.0.- How to Quantify Graph De-anonymization Risks.- A Security Pattern Classification Based on Data Integration.- Forensic Analysis of Android Runtime (ART) Application Heap Objects in Emulated and Real Devices.- Effcient Detection of Conicts in Data Sharing Agreements.- On Using Obligations for Usage Control in Joining of Datasets.- Directional Distance-Bounding Identification.- An Information Security Management for Socio-Technical Analysis of System Security.- An Exploration of Some Security Issues Within the BACnet Protocol.- Not So Greedy: Enhanced Subset Exploration for Nonrandomness Detectors.