Standards ISO 17799 and ISO 27001

Answer: ISO 17799:2005 is the previous version of ISO 27002:2007. The standard was renumbered as ISO 27002 to align with the other information security standards, under the ISO/IEC 27000-series. Its current version was released in 2013.

Basically ISO 27002 (formerly ISO 17799) provides details and implementation guidelines regarding the controls described in ISO 27001 Annex A, which is helpful for organizations who decided to implement ISO 27001 practices. The main part of ISO 27001 defines the requirements for an Information Security Management System.

This article will provide you further explanation about information security standards:
- Information security & business continuity standards https://advisera.com/27001academy/knowledgebase/information-security-business-continuity-standards/
- ISO 27001 vs. ISO 27002 https://advisera.com/ 7001academy/knowledgebase/iso-27001-vs-iso-27002/

These materials will also help you regarding Information security controls:
- ISO 27001 Annex A Controls in Plain English https://advisera.com/books/iso-27001-annex-controls-plain-english/