1. Write a password policy for your employer that could be used for new employee

Question

1. Write a password policy for your employer that could be used for new employees. This policy should contain guidelines for the new employee on how to:

• Select their password

• Maintain their password

• Protect their password

2. This question is about dictionary attacks.

• Describe what a dictionary attack is.

• How can dictionary attacks be optimized for fast attacks? Provide 2 examples with descriptions.

• How can dictionary attacks be defended against? Consider real time attacks and offline attacks where the password file has been stolen. Provide 2 examples with descriptions.

Explanation / Answer

The password should include guidelines to 1) Select a password, the password should be of definite length usually 6-8 letters long is fine and it should be a strong password having combination of capital letters small letters numbers and special characters. 2) Maintain password, the password should be changes time to time and there should be automatic system implemented to set expiry date of current password and generate automated mail to change the password.3) Secure the password, there should be activities, courses to educate employees about how to keep password secure which will include not to share the password with anyone or write it on any piece of paper etc. which is publically accessible.

It’s a process or technique where by cipher or an authentication mechanism is defeated by either determining the key or passphrase by trying multiple possible keys like words present in dictionary hence it’s called dictionary attack.

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