help with discussion

1) Hacker Characteristics:   
Based on the assigned videos for this week, what are some of the characteristics exhibited by Robert Hanssen and the hackers profiled by Misha Glenny?  In your opinion, can there be anything done proactively to mitigate against this type of talent being used for criminal purposes?

2) System Vulnerabilities:    
What are the best ways to identify system vulnerabilities?

3) Hacking and Legislation:        
What kind of legislation can be effective to prevent hacking?

4) Scripting: 
Suggest ways to improve script security threats.
Note: Please provide one input and respond to at least one other student’s input.

5) Social Engineering:   
What is social engineering? Suggest ways to deal with social engineering. 
Try not to duplicate another student’s answer. Note: Please provide one input and respond to at least one other student’s input.

6) Disaster Recovery:         
Using the web, research a vendor tool in disaster recovery. Write a short summary of their merits and costs.

Note: To the best of your ability, try not to duplicate another student’s answer. At the very least, expand on another student’s answer.  Please provide one input and respond to at least one other student’s input.