a) What part of a packet do application firewalls examine? (b) What do they look

Question

a) What part of a packet do application firewalls examine?

(b) What do they look for?

(c)Must there be a separate application proxy program for each application being examined? Explain

(d) Briefly explain how Kerberos authentication works.

(e) What are the four rules for strong passwords? Give an example of a strong password.

(f) What is authentication? What is biometric authentication?

(g) What is the least expensive form of biometric authentication?

(h) What is the most accurate form?

(i) What are smart cards?

(J) At what layer is security implemented?

(k) What problem will implementing security at multiple layers bring?

(l) What is the advantage of multilayer security?

Explanation / Answer

a) What part of a packet do application firewalls examine? (b) What do they look

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