IDC has contributed time and information to the following thesis:

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Corporate Governance and Information Security
Business views and opinions regarding COSO-ERM and ISO 27001
by Mounir Messaoud

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Executive summary ISO27001

Executive summary COSO-ERM

A business perspective
- Experiences and viewpoints on the ITIL frameworks and ISO 20000
by Kent Illemann

PDF format

Executive summary ISO-ITIL