A sound data security plan is built on 5 key principles: Take stock. Know what personal information you have in your files and on your computers. Keep only what you need for your business. Lock it. Protect the information that you keep. Properly dispose of what you no longer need. Pitch it. Plan ahead. Create a plan to respond to security incidents. Use the checklists on the following pages to see how your company’s practices measure up-and where changes are necessary. Check the default settings on your software that processes transactions.”]
Source: https://www.cuinfosecurity.com/5-key-principles-securing-sensitive-data-a-716