PDCA ISO 27001
The PDCA Approach

ISO 27001 (formerly BS7799) describes an approach known as PDCA:

'Plan Do Check Act' is a broad stage by stage approach which covers a range of standards.



PDCA History
The PDCA cycle was originally conceived by Walter Shewhart in 1930's!

BS7799 History
The original contributors to the 'Code of Practice' were: BOC Group, BSI, BT, Marks and Spencer, Nationwide, Midland Bank, Shell and Unilever.