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About operating system
Operating system (OS) should Not to be confused with Operational system.
operating system how to
 How To Speed Up My Windows Computer
You know how annoying it is to deal with a slow computer, especially when you want to play your favorite games, watch movies or you need it to meet ...
 How To Protect Confidentiality On Your Computer
Our personal computer saves our important information and it’s very crucial to protect it. It keeps an account of all the actions you perform and if ...
 How to Protect a Computer from Virus
Isn’t it frustrating when you come to know that your computer is infected by a virus? Every day, a number of viruses are created by cyber criminals ...
- How to change pass-phrase for SSH key authentication
RSA key based authentication is one of the most secure and convenient way for authorization between Unix computers. One of the classical mistakes, ...
- How to make strong pass-phrase
For secure protection of some very important information it is necessary to use extremely secure pass-phrases. Pass-phrases are usually much longer ...
 How to make strong password
For access to different websites you should have your own username and password. For security reasons, this password should be unique for each ...
- How to do SSH key authentication
RSA key-based authentication is one of the simplest and most secure way to login from Unix computer to remote Unix based computer. You need to enter ...
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