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a. If a password to a cipher is exactly 8 characters long, and each character can be selected from [0-9], [a-z], and [A-Z], how many different passwords are possible?
b. Suppose a system requires passwords be 8 characters long, include at least one capital letter, at least one digit and at least one character from the set of 5 special characters { !,#,%,&,*} . What advantage does this provide an attacker who is trying to guess a password?
AILURES AND BATHTUB CURVE The life of a component system can be grouped into three different phases typical curve depicting these three is called the bathtub curve due to its s
how to security net
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Hardware difficulty It refers to the price of hardware logic like connectors, wires, switches, arbiter etc. that are required for execution of interconnection network.
What is primary and secondary ring One of the two FDDI rings is known as the primary ring; the other is called the secondary ring. The primary ring is utilized for data tra
User Datagram Protocol - UDP is a connectionless oriented transport protocol for use when the upper layers give error-recovery and reliability. UDP does not series data or re-assem
What is the method of ICMP packets?
Question 1 requires you to develop firewall rules based on a fictitious organisation. Scenario: You work for a security-conscious company, xC-Cure, who develop encryption t
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