Principles of Data Management

DATA SECURITY

Data security is about protecting the database against unauthorised users. This is to maintain privacy, to ensure that data is not seen by those who are not entitled to see it, and also to ensure that data is not wilfully corrupted.

There should be an enterprise-wide data security policy in place. This policy should specify the degree of security protection to be applied to the different categories of data in the enterprise and who should have access to what data. The policy should be clear and concise so that all involved in the management of data can easily understand their role in the maintenance of the security of that data.

The policy is then enforced through the use of the security mechanisms provided both by the operating ...