Case Project

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? 

Requirements:

Citations and references are must required.