This book constitutes the revised selected papers from the 23^rd International Conference on Information Security Applications, WISA 2022, which took place on Jeju Island, South Korea, during August 2022.

The 25 papers included in this book were carefully reviewed and selected from 76 submissions. They were organized in topical sections as follows: network security; cryptography; vulnerability analysis; privacy enhancing technique; security management; security engineering.

This book constitutes the revised selected papers from the 23^rd International Conference on Information Security Applications, WISA 2022, which took place on Jeju Island, South Korea, during August 2022.

The 25 papers included in this book were carefully reviewed and selected from 76 submissions. They were organized in topical sections as follows: network security; cryptography; vulnerability analysis; privacy enhancing technique; security management; security engineering.

This book constitutes the revised selected papers from the 23^rd International Conference on Information Security Applications, WISA 2022, which took place on Jeju Island, South Korea, during August 2022.

The 25 papers included in this book were carefully reviewed and selected from 76 submissions. They were organized in topical sections as follows: network security; cryptography; vulnerability analysis; privacy enhancing technique; security management; security engineering.