With the on-going development of informatization level around the world, all kinds of certification bodies, organizations and individuals are seeking for how to guarantee the information security. Many developed countries formulate their own standards about information security. ISO releases a few international standards and technical reports about information security, such as ISO 17799, ISO 13335 and ISO 15408.

ZDHY put the information security management system certification into action in 2016. Information security management system certification enables the certified organizations to improve the information management effectively and strengthen the trusts from investors and other interested parties.

The applied standard is ISO/IEC 27001:2022 “Informationsecurity,cyber security, and privacy protection-Information security management systems-Requirements”.