Describe phishing attacks, Computer Network Security

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QUESTION

(a) (i) Describe Phishing attacks.

(ii) Distinguish between Phishing and Spear Phishing attacks.

(b) Describe two instances where an attacker sniffing on a network may get an opportunity to perform a DNS poisoning and how the DNS poisoning can be done.

(c) Briefly explain how the following networks can be protected against cache ARP poisoning (i) small networks, (ii) large networks and (iii) all networks

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