Security Engineering/Cryptography and Security Engineering/Site and Facility Security

Part 1

What factors affect the strength of an algorithm or cryptosystem? What are some common weaknesses that affect them?
Describe the functions of key management. What is a key escrow?

Part 2

Describe the four main classes of fire in relation to the type of fire, elements of fire they are associated with, and the suppression method used to mitigate them. List the four main combustion elements and the appropriate and align them with the appropriate suppression method.
Describe the differences between the four main types of water sprinkler systems used for fire suppression.