How to Secure A Computer

The confidentiality, availability and the integrity of the data is the most important aspect of the computer security.  Computer security refers to securing your computer from the unauthorized access and from internal and external threats like virus, spyware, Trojan horses, phishing attacks, hackers and intruders.  There are a large number of techniques that can be used to protect your computer from all these threats.  In this article you will learn that how to secure your computer from the most common security threats. Security can be implemented from the operating system to computer hardware level.  Following is an overview of some of the common PC threats and the solutions from preventing them.

• Computer Viruses: 

Computer viruses are the one of the most common threats to a computer.  Any online computer can be attacked by the viruses and other online threats in less than 20 minutes if it has not been using a proper security mechanism.  A virus infected computer can transmitted the viruses to the other connected computers in a network. Viruses can harm your computer in a variety of ways such as they can corrupt data, corrupt the hard disk, delete the operating system files and can crash the system. Install an up-to-dated antivirus software and regularly scan your computer to get rid of the potentially dangerous computer viruses.

• General Security Tips:

1. Install an up-to-dated antivirus program and regularly scan your computer.
2. Regularly update your operating system with the latest security patches, services packs and the hot fixes.
3. Install and configure a software or hardware firewall.
4. Set a very strong password at your computer.
5. Make backups of your important data and emails.
6. Don’t download anything from the insecure websites.
7. Never open email attachments from the unknown and unreliable sources.
8. Increase your browser’s security level.
9. While using MSN messenger don’t open any links from the unknown sources otherwise you will lost your account’s access.
10. Use UPS to protect your hard disk failure and data loss due to the power failure.