Sunday, February 8, 2009

The Threat of Online Security: How safe is our Data?

Nowadays, using internet is very convenient but do you know that surfing the internet does a harmful to our personal computer and personal data too. A online security risk is any event or action that could cause a loss of or damage to computer hardware, software, data, information, or processing capability. Some breaches to computer security are accidentally. Others are planned intrusions. Some intruders do no damage, they just access data, information, or programs on the computer.

There are some threats of online security.
1.Computer viruses: A computer virus is a potentially damaging computer program that affects, or infects, a computer negatively by altering the way the computer works without the user’s knowledge or permission.

2.Trojan Horse: This is program that hides within or looks like a legitimate program. A certain condition or action usually triggers the Trojan horse. Unlike the virus, Trojan horse does not replicate itself to other computer.

3.Unauthorized access and use: unauthorized access is the use of computer or network without permission. It includes a variety of activities, for example an employee tracks down the employee e-mail messages, or gaining access to a bank website to perform an unauthorized transfer.

4.Software Theft: this is another threat to security, software theft occurs when someone steals software media or program. And then they will so some software piracy or illegal copy to market.

Here are some safeguards
1. Firewalls: a firewall is hardware or software that protects a network’s resources from intrusion by users on another network such as the internet. All networked and online computer users should implement a firewall solution.

2. User name and password: is a unique combination of characters that identifies one specific user. It allows access to certain computer resources.

3. Encryption: this is the process of converting readable data info unreadable characters to prevent unauthorized access.

4. antivirus software: this is the software that can scan through out the computer and delete all kind of viruses.

Business and home users must protect, or safeguard, their computer from breaches of online security risk.

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