You work as the Network Security Administrator for uCertify Inc.

You work as the Network Security Administrator for uCertify Inc. The organization is using an intranet to distribute information to its employees. A database residing on the network contains employees' information, such as employee name, designation, department, phone extension, date of birth, date of joining, etc. You are concerned about the security because the database has all information about employees, which can help an unauthorized person to recognize an individual. Which Personally Identifiable Information should be removed from the database so that the unauthorized person cannot identify an individual?