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The Open Group Information Security Management Maturity Model (O-ISM3) is a maturity model for managing information security. It aims to ensure that security processes in any organization are implemented so as to operate at a level consistent with that organization’s business requirements.
A maturity model is a framework for measuring an organization's maturity, or that of a business function within an organization, [1] with maturity being defined as a measurement of the ability of an organization for continuous improvement in a particular discipline (as defined in O-ISM3 [dubious – discuss]). [2]
The Cybersecurity Maturity Model Certification (CMMC) is an assessment framework and assessor certification program designed to increase the trust in measures of compliance to a variety of standards published by the National Institute of Standards and Technology.
ISO/IEC 21827 does not prescribe a particular process or sequence, but captures practices generally observed in industry. The model is a standard metric for security engineering practices covering the following: Project lifecycles, including development, operation, maintenance, and decommissioning activities
The maturity model goes beyond a mere statement of the principles by beginning to define characteristics of various levels of recordkeeping programs. For each principle, the maturity model associates various characteristics that are typical for each of the five levels in the model:
The full representation of the Capability Maturity Model as a set of defined process areas and practices at each of the five maturity levels was initiated in 1991, with Version 1.1 being published in July 1993. [3] The CMM was published as a book [4] in 1994 by the same authors Mark C. Paulk, Charles V. Weber, Bill Curtis, and Mary Beth Chrissis.
Implementation maturity matrix, which is an adjusted version of the test maturity matrix found in the test process improvement (TPI) model developed by Sogeti. The IMM matrix allows an organization to gain insight into the current situation of its implementation processes, and how it should pursue the desirable situation (i.e. a higher maturity ...
The suite of documents associated with a particular version of the CMMI includes a requirements specification called the Appraisal Requirements for CMMI (ARC), [2] which specifies three levels of formality for appraisals: Class A, B, and C. Formal (Class A) SCAMPIs are conducted by SEI-authorized Lead Appraisers who use the SCAMPI A Method Definition Document (MDD) [3] to conduct the appraisals.