Perimeter defenses.

      It is time to discuss perimeter defenses. What did you learn about Firewalls or VPNs? Sharing will help solidify your knowledge and introduce you to other perspectives. In your own words, write 1–2 paragraphs that demonstrate your understanding of why a business would want to use a firewall or a VPN. Make sure you discuss how either of these technologies help assure the confidentiality, integrity, or availability of company data.