This book constitutes the revised selected papers of the 4th International Conference on Information Systems Security and Privacy, ICISSP 2018, held in Funchal - Madeira, Portugal, in January 2018. The 15 full papers presented were carefully reviewed and selected from a total of 71 submissions. They are dealing with topics such as data and software security; privacy and confidentiality; mobile systems security; biometric authentication; information systems security and privacy; authentication, privacy and security models; data mining and knowledge discovery; phishing; security architecture and design analysis; security testing; vulnerability analysis and countermeasures; web applications and services.

This book constitutes the proceedings of the First International Workshop on Emerging Technologies for Authorization and Authentication, ETAA 2018, held in Barcelona, Spain, in September 2018. The 10 papers presented in this volume were carefully reviewed and selected from 16 submissions. They were organized in two parts: authentication and authorization techniques and violation detection and countermeasures.

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. They are dealing with topics such as vulnerability analysis and countermeasures, attack patterns discovery and intrusion detection, malware classification and detection, cryptography applications, data privacy and anonymization, security policy analysis, enhanced access control, and socio-technical aspects of security.

This book constitutes the revised selected papers of the Second International Conference on Information Systems Security and Privacy, ICISSP 2016, held in Rome, Italy, in February 2016. The 9 full papers presented together with two invited papers were carefully reviewed and selected from a total of 91 submissions. They are dealing with topics such as data and software security; privacy and confidentiality; mobile systems security; biometric authentication; privacy in social media.

This book includes extended and revised versions of selected papers from the 7th and 8th edition of the International Conference on Information Systems Security and Privacy (ICISSP 2021 and ICISSP 2022). ICISSP 2021 and 2022 was held as an online event due to the Covid-19 pandemic, from February 11–13, 2021 and February 9–11, 2022. respectively. The 6 full papers included in this book were carefully reviewed and selected from 217 submissions. The ICISSP 2021 and 2022 book contains extended and revised version of proceedings papers dealing with information systems security and privacy.

This book constitutes the proceedings of the 4th International Workshop on Emerging Technologies for Authorization and Authentication, ETAA 2021, held in Darmstadt, Germany, on October 8, 2021. The workshop was co-located with ESORICS 2021. The 11 full papers presented in this volume were carefully reviewed and selected from 14 submissions. The workshop presents new techniques for biometric and behavioral based authentication, authentication and authorization in the IoT and in distributed systems in general, including smart home environment.

This book constitutes the revised selected papers of the 6th International Conference on Information Systems Security and Privacy, ICISSP 2020, held in Valletta, Malta, in February 2020. The 11 full papers presented were carefully reviewed and selected from a total of 125 submissions. The papers presented in this volume address various topical research, including new approaches for attack modelling andprevention, incident management and response, and user authentication andaccess control, as well as business and human-oriented aspects such as data pro-tection and privacy, and security awareness.

This book constitutes the proceedings of the Third International Workshop on Emerging Technologies for Authorization and Authentication, ETAA 2020, held in Guildford, UK, in September 2020. The 10 full papers presented in this volume were carefully reviewed and selected from 15 submissions. The conference was planned at University of Surrey, Guildford, UK. Due to COVID-19 outbreak, ESORICS conference and affiliated workshop will be held online. The workshop presents new techniques for biometric and behavioral based authentication, and authorization in the IoT and in distributed systems in general, and much more.

This volume constitutes the papers of the 5th International Workshop on Emerging Technologies for Authorization and Authentication, ETAA 2022, held in Copenhagen, Denmark, on September 30, 2022. The 8 full papers presented together with one invited paper were carefully reviewed and selected from 10 submissions. They cover topics such as: new techniques for biometric and behavioralbased authentication, authentication and authorization in the IoT and in distributed systems in general, including the smart home environment.

This book constitutes the proceedings of the Second International Workshop on Emerging Technologies for Authorization and Authentication, ETAA 2019, held in Luxembourg, in September 2019. The 10 full papers presented in this volume were carefully reviewed and selected from numerous submissions. They focus on new techniques for biometric and behavioral based authentication, authentication and authorization in the IoT and in distributed systems in general, techniques for strengthen password based authentication and for dissuading malicious users from stolen password reuse, an approach for discovering authentication vulnerabilities in interconnected accounts, and strategies to optimize the access control decision process in the Big Data scenario.