ISO 27001 is an international standard that specifies requirements for an information security management system (ISMS). It provides a framework for organizations to manage their information security risks and protect their sensitive information. The latest version of the standard, ISO 27001:2022, was published in September 2022 and replaces the previous version, ISO 27001:2013. It includes updates on information security management and new requirements for areas such as cloud security and supply chain security.