Which information security standard provides guidelines for investigation processes like unauthorized access and data corruption?

ISO/IEC 27043 is focused specifically on the requirements for incident investigation processes, including unauthorized access and data corruption. This standard provides comprehensive guidelines for organizations to effectively manage and conduct investigations related to information security incidents. It outlines the processes and practices necessary for a thorough investigation, ensuring that all relevant aspects, such as evidence collection, analysis, and incident response, are addressed systematically.

By adhering to ISO/IEC 27043, organizations can enhance their ability to respond to and mitigate the effects of information security incidents. This standard plays a crucial role in enabling security teams to develop consistent methodologies for handling and investigating incidents, thus improving overall security posture and resilience against future threats.