Short answer with your own word in order. 1. Please define the Primary difference between User rights and File level rights.  2. Please define DoS attack 3. Please explain about Security threats and vulnerabilities with examples.  4. Please define CIA.  5. Please provide five Security hardware and Software. 6. Explain Comprehensive concepts and mechanisms of network security.  7. Please explain internet cryptography.  8. Please explain about Dictionary Attack, TCP Attack and Packet Sniffing 9. Please define Risk Management.  10. Please explain how to identify risk?  11. Please share your thoughts about High Fault Tolerance.