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Nt1330 Unit 3 Assignment

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Introduction : A computer is secure if you can depend on it and its software to behave as you expect I this assignment I will writer about how Linux provides security to you information. The major technical areas of computer security are usually represented by CIA confidentiality, integrity, and authentication or availability. It means that information cannot access by unauthorized people.
LINUX :
Linux is the most important free software it has developed into a an operating for business , education , and personal productivity. Linux is so different because of its free implementation of Unix Linux was originally developed as a hobby project by LINUX Torvalds. It was inspired by minx, a small UNIX system developed by …show more content…

The username is not something that has to be kept secret as it is readable by anyone on the system however the password is encrypted and should only be known by the user. The algorithm used to encrypt the password is a one way password which cannot be reversed. Instead when a user enters their password it is encrypted using the same algorithm and compared against the original.
Traditionally in UNIX the password was kept in the /etc/passwd file which was readable by all users on the system. Modern Linux distributions use a shadow password file with restricted read permission
Passwords:
It’s the most important security feature and basic mean of authentication its important to set secure ungues sable password security is most critical means to protect a system a good password is always desireable not to be compromised the system
Linux Have some characteristics of password storing mechanism.
i) In a file that is readable only by root. ii) ii) In a one way hash format.
This how you can make your password

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