Need 2 to 3 pages response to the following:
1. Who is ultimately responsible for the security of information in an organization?
2. What are the disadvantages of using a VPN instead of a leased line?
3. If a hacker hacks into a network, copies a few files, defaces the Web page, and steals credit card numbers, identify the different threat categories encompassed by this attack?
4. What do VPNs do that firewalls cannot do?
Citations and references are must required.