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Problems Encountered When Not Using Desktop Firewall Software

Nearly every computer user has heard the advice to use desktop firewall software in order to ensure the safety of their computers. Still, the majority of users aren't aware of risks of not using a firewall on their computers. This is the reason why there are so many people experiencing their software being attacked, and suffering through computer crashes. This is also the number one reason that identity theft is constantly increasing.

Any incoming or outgoing data transmissions that are suspicious or unauthorized will be blocked by firewall applications. There are several access points in a computer's operating system, these are called ports. Think of these ports as working much like the harbor ports around the world. The only difference is that software ports are designed to handle the transmission of data.

On average, an operating system includes as many as 70,000 software ports. Nearly all of the myriad of programs we might use on a daily basis require the use of ports so many are required to handle all of our information. Ports are used to communicate through the Internet via instant messengers, email, automatic updating programs, remote services, and even computer games. Computer networking also requires ports, in small and large scales.

Unfortunately all of this information exchange through your computer's ports also makes if easily susceptible to outside attack, this makes firewall software vital to the safety of your computer. Millions of computer users have been victimized by a plague of software with malicious intent called by many names: virus, spyware, malware, adware, and the most recent addition, ransomware. Each of these has a different function, but when you get down to it, they are designed to destroy your computer. Spyware and ransomware together are in their own way responsible for rise in identity theft.

While spyware captures your computer activities ransomware debilitates a computer and requests your credit card numbers before it will allow you to use the internet. After gathering information, these programs send it to the people who put them in place who may then use your information to assume your identity. Having a desktop firewall installed on your computer can prevent these programs from entering your system by overseeing the traffic on your ports, and blocking those ports that are the ones most often abused.

Firewalls allow you to specify which inbound programs will be allowed entry, and which are not. Outgoing data can be screened in the same way. There are occasions when spyware might get into a computer but due to restrictions placed on internet access it cannot return data to it's creator. Aside from trying to steal your identity, these programs can corrupt your operating system files, making it so that you are forced to reformat your computer's hard drive.

This can cause you to lose all your important data, and for people who do not have something to block this type of entry, the results can be catastrophic. This is the reason why it's vital to make sure to back up all your most important information, such as data of a financial nature and tax records, at least once a month. Those who use computers for business ought to backup their data more frequently, weekly or in some cases daily based on the type of information stored. That way, in case there is a problem, you will be able to restore all your information easily.

The installation and use of firewall software can provide protection from parasitic software and other types of malicious software. Malicious software exists to assist in the destruction of computer operating systems and the crime of identity theft. A firewall software is still only as effective as it's user allows it to be because many programs need the user to confirm certain activities. Be conscientious, and surf the web safely and smartly, and avoid questionable emails.

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