Chapter 11, Problem 40Q

Explanation of Solution

Major ways to authenticate users:

• Authentication is the process which is used by the computer’s operating system to verify whether the person who is going to use the system is authorized or not...

Explanation of Solution

Pros and cons of password:

Pros:

• Password give best mid-level security to users.
• It is simple to use.
• It does not need extra configuration.

Cons:

• Password won’t stop the professional intruder.
• It does not provide a strong identity check.
• Security is completely based on strength and confidentiality of the password.

Pros and cons of smart card:

Pros:

• Smart card have a lot of flexibility.
• Information on smart cart cannot be erased or removed accidentally by any electronical or magnetic device...