It is practice norm of IT whichthe American information system control association (ISACA) and the like lectures as a guide of IT ????? of the organization such as enterprise & the self-governing community. The framework and the guideline, it consists of the consecutive data of the maturity model and tool set etc.. It is used in risk of appraisal and IT of IT investment and judgementof control andstandard etc. of EDP audit.

It is old and in the control objective (control objectives) where the American EDP auditor foundation (EDPAF) compiles & issues the American information system control foundation (ISACF) which is the rear body of EDPAF with the beginning, this IT process of 34/five IT resources/rearranging into the shape of the framework which consists of seven IT standards, it issued in 1996 as the COBIT first edition. The 2nd edition which adds tool set issued in 1998, the 3rd edition which adopts the concept of the maturity model and the like from information system control association and IT association (ITGI) was issued in 2000. To 2005 December easily to apply paragraph, ITIL and ISO 17799,COBIT 4.0 which assuresthe harmonywithPMBOK and PRINCE2 and the like was issued by actual organization. In addition, by the fact that "VAL IT" is published to 2006, also IT investment appraisal was attached relation. COBIT 4.1 is released to 2007.

Executive summary of 3rd edition, the framework and control objective, it could collect to 1 volume the management guideline from COBIT 4.0, (title of this booklet itself is COBIT 4.0). As for COBIT, IT activity is defined in four territories (domain) and control objective (high level goal of 34 and detailed goal of 318), CSF / KGI / KPI are definedconcerningthe respectivecontrol objective, furthermore that maturity level is shown at 6 stages.