The information technology $($IT$)$ team has created a production Web application with a select amount of users that are using it$.$ You are in the processing of creating a security database audit that includes several concentrations such as server maintenance, account administration, access control, data privileges, passwords, encryption, and activity. Complete the following:

Describe each concentration, and list $3$ audit checks for each.

Using the activity concentration, explain how you can identify a security breach during the database security audit.