Chapter 1.7, Problem 1SGDQ

Explanation of Solution

Password:

Sensitive information is present in every system or network and it requires authentication to open.

• The authorization is provided by entering the password, identification number, and so on.
• Password can be a string of character or number and it protects the system from the access of the unauthorized person.

Rule for creating a password:

The rules for creating password are:

• Password should be changed often.
• Password should not be guessable such as first name, last name and so on.
• The length of the password should be minimum 8 characters or more in length.
• It is good, if it has uppercase letters, lowercase letters, numbers, and special characters.
• It should not be a familiar word or pharse.
• It should not be common numbers like birth date and social security number.
• Password should not be shared with others.

Example of Weak password:

The examples of weak password are “FirstName_123”, “mypassword”, “mobile_number” and “123456789”.

Example of strong password:

The password with the combination of uppercase letters, lowercase letters, numbers, and special characters are considered as strong password.

Password Creation using the lines -“Tomorrow and tomorrow and tomorrow, creeps in its petty pace...