What is the most common source of unauthorized access (that is usually detected)? 

The Internet became to be known as the World Wide Web after the introduction of....

The Graphical Browser

Consumer accessible E-Mail such as AOL

Social Media Sites such as Myspace and Facebook

Online Multi-User Gaming

Streaming Services like Netflix

 

Adding a rule to a Firewall's to permit or block traffic based on source or destination IP address, port number or Transport type is an example of

a. Port forwarding

b. Stateful packet filtering

c. Content filtering

d. Stateless packet filtering

e. NAT (Network Address Translation)