Information technology — Security techniques — Information security management systems — Requirements

ISO/IEC 27001:2005 covers all types of organizations (e.g. commercial enterprises, government agencies, not-for profit organizations). ISO/IEC 27001:2005 specifies the requirements for establishing, implementing, operating, monitoring, reviewing, maintaining and improving a documented Information Security Management System within the context of the organization's overall business risks. It specifies requirements for the implementation of security controls customized to the needs of individual organizations or parts thereof.

ISO/IEC 27001:2005 is designed to ensure the selection of adequate and proportionate security controls that protect information assets and give confidence to interested parties.

ISO/IEC 27001:2005 is intended to be suitable for several different types of use, including the following:

use within organizations to formulate security requirements and objectives;use within organizations as a way to ensure that security risks are cost effectively managed;use within organizations to ensure compliance with laws and regulations;use within an organization as a process framework for the implementation and management of controls to ensure that the specific security objec