Integrity is focused on the trustworthiness of data as well as the prevention of unauthorized modification or tampering of it. A prime consideration for maintaining integrity is an emphasis on the change management and configuration management aspects of operations, so that all modifications are predictable, tracked, logged, and verified, whether they are performed by actual human users or systems processes and scripts.

Explanation/Reference:
Explanation:
In order to obtain and comply with certifications, independent external audits must be performed and satisfied. Although some testing of certification controls can be part of an internal audit, they will not satisfy requirements.

Explanation
Dynamic masking involves the live replacing of sensitive data fields during transactional use between the data and application layers of a service. Static masking involves creating a full data set with the sensitive data fields masked, but is not done during live transactions like dynamic masking. Active and transactional are offered as similar types of answers but are not types of masking.

GitHub is a software development platform that serves as a code repository and versioning system. It is solely used for software development and would not be appropriate for applying baselines to systems. Puppet is an open-source configuration management tool that runs on many platforms and can be used to apply and maintain baselines. The Software Center Configuration Manager (SCCM) was developed by Microsoft for managing systems across large groups of servers. Chef is also a system for maintaining large groups of systems throughout an enterprise.