Computer Viruses, How to Detect, Remove and Prevent Them

Computer Viruses, How to Detect, Remove and Prevent Them

Today I want to talk a little about the dreaded computer virus. The goal of this article is to teach you, the home user, the fundamental skills needed to help detect, remove, and most importantly prevent viruses from infecting your computer. As the owner of a computer consulting business, I have seen 1st hand how much damage computer viruses can do. To help protect yourself from a virus attack, it will be necessary to understand exactly what a virus is. A virus is essentially a software program designed with malicious intentions, to copy itself and spread from one computer to another. What makes a virus so dangerous is what they are designed to do.

A virus, once installed on your computer, can easily corrupt or delete data from your computer. This can be anything from your latest Word document to the irreplaceable pictures of your loved ones. We will get into exactly what a virus can do later in this article. Now that you have an idea of what a virus is and what it can do to your computer, lets discuss how your computer gets infected. I have heard countless times from people, ” But I did not open any email attachments, how can I be infected?” While it is true that a majority of viruses are hidden within email attachments, they can also be downloaded into our computers in the form of images, videos, or even instant messages. I have personally removed a virus from Cd’s, jump drives, and floppy disks.

Lets talk about ways to help protect your computer from viruses. To protect your computer from these threats it is vital that you have an anti virus program installed and up to date. I have seen many times in the field computers that have anti virus programs but still are infected with a virus. Let me point out that not all anti virus programs are equal. I will not discuss in this article which anti virus program you should or should not use however email me and I will be happy to help you in that aspect. Your anti virus program will do you little good if you do not keep your definitions up to date. New virus are being identified all the time so it is vital to keep your anti virus program up to date on the latest threats. Another proven method is to use a firewall.

A firewall is essentially software or hardware that is designed to filter out information that is being sent to or from your computer. Think of a firewall as a Guard at the end of your driveway, before anyone enters your home they must first pass a set of rules or security checks you have given before they are allowed to enter your home. Some of the software-based firewalls include Norton Internet Security, Zone Alarm and Trend Micro. You may be using a hardware firewall and not even know it. If you have a LAN (Local area network) then chances are you have a router of some kind. Most routers come built in with a firewall, which is very effective at protecting your computer from viruses. Another technique used to help prevent viruses is to keep your computer up to date. If you are using a windows based PC, check Windows Update often for any security patches that are released.

Do not open email attachments if you do not know the sender, this is asking for trouble. Lets move on to identifying infected computers. As a PC technician, it is my responsibility to quickly identify the signs of virus infections. Computers with virus infections will often show some of the following symptoms. Please note, that the issues listed below may be caused by several problems, such as spyware, and are not specific to viruses. Your computer may be slow to start or shut down. You may be missing data on your hard drive or, in worst case scenarios, lose all data on the drive. You may experience strange error messages or you computer will shut down unexpectedly. Your fonts may be distorted and overlap or you may experience difficulties in printing.

These are just some examples of the harm viruses can do. Now the most difficult part, removal. This is a topic worthy of its own article as there are many different procedures in virus removal. I will discuss with you the very basics. If you think you are the victim of a virus do a thorough scan of your computer. It may also be beneficial if you scan your hard drive while in safe mode. This is usually accomplished by tapping F8 at start up, but refer to your computer’s manual for instructions to be certain.

If you do not have an anti virus program, first thing to do is get one! In the meantime you may use the services of an online virus removal tool. Many of the popular anti virus programs offer this service. My intent of this article was to help inform you of the dangers virus threats can pose, as well as giving you the knowledge to help detect, remove and prevent these threats. I hope I have accomplished this, and you can walk away after reading this article, feeling more confident of your abilities to protect your computer from virus threats.

Derick Nigro is the owner and operator of


Computers at a Glance
A Computer Consulting business in Southern New Hampshire. Have a Tech question you want answered? Vist

Ask Derick!
and we will answer your question within 24 hours!

Using Free Software And Keeping Your Computer Safe…

Using Free Software And Keeping Your Computer Safe…

You’ve probably heard the saying, “Nothing in life is free.” Well that statement doesn’t hold true when it comes to choosing free software. For instance, there is a plethora of free software available on the Internet for your enjoyment. However, it is important to realize that along with the free ride comes a certain element of risk. Before you begin right clicking every download button you see, you should know the dangers involved with free software so that you can make an informed decision. Some free software programs are bundled with other programs called spyware, adware, and some even have viruses attached to them. These programs are often referred to as badware or malware (due to their malicious intent). However, as long as you are knowledgeable about these programs and use the latest computer protection you can successfully download and install valuable free software programs without putting your computer’s security at risk. Here are some tips that will help ensure you download free software and not malware. 1. Keep your Anti Virus Software Updated The first step to ensuring that your computer isn’t vulnerable is to keep your anti-virus software up to date. It is important to realize that your anti virus program should be updated daily at the very least. By keeping your anti virus software updated, your computer will have the protection it needs to fight off any malware programs it may encounter. 2. Choose a Spyware/Adware Program Some anti virus programs also contain programs that specifically target spyware and adware programs. These programs vary from typical viruses, worms, and Trojan horses, but they can cause just as much damage when your computer’s security is concerned. Spyware programs essentially spy on your computer, reporting to a host server your personal information. Many free software programs are actually spyware programs, by using a Spyware, Adware program; you may be surprised to learn how much spyware you have actually downloaded for free. 3. Regularly update your Windows version. If you are running Windows, then you should regularly update your windows and download any necessary patches and updates. This helps ensure that your computer is protected from unwanted hacks, threats, and malware. Finally, only download free software from trusted websites, not just any site that you find on the Internet. Also look for free or demo versions available on the company’s website. By incorporating these tips, you can find free software to download that doesn’t contain additional malware. Don’t be scared to use free software ‘ just follow these tips and you can save yourself a lot of money!

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What is Computer Peace Of Mind.

What is Computer Peace Of Mind.

Four years ago I made a website about protecting computers from viruses because, quite honestly, I just felt sorry for someone.

It all started when my sister-in-law’s personal computer at home was being infected by one form of virus or another at the rate of about once a month. That was almost tragic because of the amount of important private data that was being lost, time wasted and money being needlessly spent on computer repair. In most of the virus infection incidents, her hard disk had to be reformatted not to mention some of the other hardware components were being damaged.

A lot of instances, the virus infection could have been prevented. At that time, her computer was running on Windows 98 and she never upgraded the browser, Interent Explorer version 4, to begin with. She was also using the Outlook Express program that came with Win 98 for her emails and never upgraded it. She or maybe someone in her family was fond of carelessly forwarding “chain” emails like jokes and prayers. Needless to say, all that junk mail that was being dumped on others came back to haunt her. She started receiving emails with attachments that were actually viruses. And using an unpatched Outlook Express on those kinds of email is like leaving the doors and windows of your house wide open. Sooner or later, something bad is bound to happen.

Some of her children were also fond of using Internet relay chat (IRC) and/or using some form of file sharing software like Kazaa or somesuch. Using these kinds of programs are an invitation to disaster especially when you are not so experienced in the use of these kinds of programs.

The clincher, as you would have guessed by now, is that she never installed any form of anti virus program on her computer.

Therefore, drawing from real-life experience motivated me to create a website of this nature. It is indeed amazing and perhaps sad to a certain extent that some people do not take computer protection seriously. Not that the world is going to end unless you secure your computer, but if something like what was just described happened to you, you would probably have saved yourself a lot of grief if any sort of precaution was taken.

For more than a year now, my sister-in-law’s computer has been working without any more troubles after heeding the advice of a brother-in-law. She’s updated her browser and email software and installed an anti virus program. As for her kids, they had to take the bitter medicine–no more online chats and file-sharing software. I never asked her, but I’m sure in the back of her mind she must have thought that all the headache and needless expenses could have been avoided if she had only taken some simple steps to protecting her computer. And as you can see, the steps that were taken are simple enough. No special bachelor’s degree in computer geekiness required.

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Protecting Files from Corruption and Malware

Protecting Files from Corruption and Malware

Symptoms of File Corruption

Corrupt files are files that have become damaged in some way. When a file is damaged, you’ll usually find out when it fails to open. For example, if your trusty Excel worksheet suddenly refuses to open or causes the application to crash whenever you open it, it’s most likely corrupt. Not only can data files become damaged, system and application files can too. When this happens, your computer or the application will act up. You may see an error message telling you that a necessary file is damaged or missing or the computer or program will simply crash with not message at all.

 

Causes of Damaged Files

What causes corruption? Many culprits are to blame including malicious programs and computer viruses, unexpected shutdowns, power surges, buggy software, lack of computer resources (which can lead to unexpected shutdowns), and even operator error. Many of these causes are directly related to the unexpected shutdown issue. When the computer shuts down unexpectedly, open files may be damaged as they have not been properly closed. A power outage, computer crash, or even the user removing a USB flash drive without properly stopping it can damage files. When the computer lacks sufficient resources such as memory, or when it is overloaded, it can crash which can cause corruption. No files are safe from damage!

 

File Corruption Prevention

Obviously, prevention is the best policy though it’s impossible to completely eliminate the threat. Positive steps that you can take to protect your system and data files include: installing antivirus and antispyware products to keep your computer protected from malicious programs; regularly backing up your data files and creating System Restore points; ensuring that your computer has sufficient resources such as memory, hard disk space, and processing power; using an uninterrupted power supply if you live in an area where power surges and outages are an issue; using a surge protector; removing portable storage devices properly; and closing programs and files that you are no longer using;

 

In addition, keep your all of your software (including computer security software) and operating system updated with the latest updates from the manufacturer. A smooth running computer is less likely to crash, so make sure that you regularly maintain it by defragging the hard disk regularly and keeping it patched with security updates.

 

Repairing Corrupt Files

What if your Excel spreadsheet won’t open? What if your operating system is suffering from a damaged or missing a crucial system file? How do you recover from corruption? The answer depends on the type of damaged file.

 

If it’s a damaged system file, you may be able to roll back your system to its previous state by using System Restore. You may need to use the operating system’s repair utility which is often found on the original installation disc. You might be able to use the System File Checker to scan your operating system for missing or damaged files. If the corruption originates with a program, the program may have a built-in repair tool. For example, Microsoft Office has such a utility. If not, reinstalling the program should do the trick. Damaged data files are trickier. However, some damaged files can be recovered. For example, Microsoft Office has a “Open and Recover” tool built into its products.

 

File corruption is a real threat. Do your best to avoid damage to your system, programs, and data by taking preventative measures.

Celeste Stewart writes for Filetonic.com where you’ll find a huge File Extension Library and loads of free computer advice. You can even write in and “Ask a Tech Jock” for specific answers to your computer questions.

Norton Anti Virus 2010 Software ? Download the BestAnti Virus Protection

Norton Anti Virus 2010 Software ? Download the BestAnti Virus Protection

The newest AntiVirus 2010 release from Norton is faster, smarter and stronger than ever.  One of the biggest complaints about the previous version of Symantec software was that it weighed down user’s computers and caused other programs to run slowly.  Norton has taken their Antivirus software to a new level with their 2010 release.  With a much smaller footprint on user’s systems, Norton AntiVirus 2010 software is fast, efficient and is still your best bet when it comes to defending your computer against viruses.

AntiVirus 2010 software from Symantec uses the brand new Norton Insight Network for faster, fewer and shorter scans.  The Norton Insight Network uses online intelligence in real time to discover and scan only the files that are at risk on your computer.  Not only does the Norton AntiVirus detect new threats to your computer, but it explains where they came from and how they negatively impact your computer.  Norton Anti Virus software is your best bet for proactive computer protection.

Norton-Security-Store.com is a leading resource for Norton Software, including Norton AntiVirus 2010.  It is a great source of information, reviews, coupons and free trials.  Also, if you already have a Norton subscription or your subscription has just expired you can renew for another year at a reduced rate.

Symantec and its partners often offer rebates and coupons for Symantec’s product, including Norton AntiVirus 2010. Current offers are:

Norton AntiVirus 2010 – Coupon for 10% OFF Norton Internet Security 2010Coupon for 10% OFF competitive rebate on Norton Antivirus 2010 – you can get a rebate on Norton 2010 products if you currently own another company’s software but want to switch to Norton 2010 Software Norton 360 Coupon for 15% OFF

Don’t allow your computer to run unsecured with dangerous viruses, spyware, bots and other potentially dangerous items threatening your computer.  Even potentially harmless emails, websites and attachments have the capability of harming your computer and the information stored within.  Viruses and spyware have the ability to transport sensitive personal information to people willing to abuse your information.

Norton AntiVirus 2010 Software is the best computer protection that money can buy.  It is proactive instead of reactive, and will actively defend your computer against threats.  Check out Norton-Security-Store.com to try a Free Trial for Norton Software and if you like it, you can download Norton Antivirus 2010.

Please visit us for more info at Norton Security Store

Who Is Going to Protect You From Cybercrime And Identity Theft?

Who Is Going to Protect You From Cybercrime And Identity Theft?

You can’t look to our government to protect you. Heck, they are having enough trouble keeping the bad guys at bay and from stealing sensitive documents. Personally, I wouldn’t count on our government to do much to protect you from cybercriminals and identity theft any time soon.

The Center tells us only one in 700 identity thieves are ever caught. So, identity theft, for the bad guys, is a pretty safe to commit a crime. Unfortunately, the victim is left with the effects of the crime for many years to come. And, even when a criminal is caught, most Federal and State identity theft and cybercrime laws are weak and don’t hand out much punishment compared to the damage done to the victim.

You can’t count on corporate America to protect you. With your personal information spread all over the country from one corporation to a doctor’s office to a insurance agency to who knows where else it is, it is only a matter of time before a creative hacker get your personal information, too.

So, what is the answer to the question, which is going to protect you from cybercrime and identity theft?” The answer is it has to begin and end with you. You have to take proactive measures to counter these attacks from these fraudsters.

I recommend two solutions:

Whole identity theft protection – this is a new form of identity theft protection that goes beyond the credit protection you see advertised on radio and TV. It proactively protects your whole identity regularly checking for all forms of identity theft in thousands of locations including secret Internet trading places the bad guys hang out in. The service also includes full identity restoration back to pre-theft status.

Managed personal computer service – Again, this is a relatively new form of computer protection. It includes professional grade protection on your computer and unlimited tech support at no additional charge to make sure your computer is free of malware and runs like new.

You need 21st century protection to fight against 21st Century crimes!

You have to take proactive steps to guard against today’s cybercriminals. They are more creative and innovative that ever before. It takes a 21st Century form of protection to counteract these bad guys and protect your personal information. You must take action. Don’t count on anyone else to do it for you.

Rosemarie Grabowski, A fellow PC user has always run her businesses from her home. So her computer is an important business tools that she relys on daily. For a free report that will show you exactly how to have your computer up and running hassle free and like new in a very short amount of time contact her at 308-687-6085 or www.topsecretfreereport.com/makeadifference-x or CHECK OUT MY BLOG FOR SOMEMORE TIMELY INFORMATION: http://mypcsafefreefromspyware.blogspot.com/

The Answer To Computer Security – Anti Virus Software

The Answer To Computer Security – Anti Virus Software

In the computer world today it is important to remember that at every second your computer is at risk of being contaminated with an ugly virus. There are many ways your computer may become infected from e-mail viruses to Trojans. These infections can cause damage to your hard drive, attach themselves to your programs, or can even spread to other peoples computers from your e-mail. It is essential to protect your computer from these invasions by using a good anti-virus software program.

There are many different types of infections that can invade your computer some of which include viruses, worms, e-mail viruses, and Trojans. A virus can be transmitted from computer to computer by attaching itself to another program. When the program is running the virus is able to infect other programs or documents. Worms are a computer program that copies itself from computer to computer through the use of computer networks. They are often used to invade security holes in software programs. The latest computer invaders are e-mail viruses. An e-mail virus moves around in your e-mail messages and duplicates as it automatically sends itself to people in your address book, which in turn infects their computers in the same way. A Trojan horse invades your computer by pretending to be a program it’s not. When you open the program, the Trojan wreaks havoc on your computer that can cause irreversible damage.

In order to protect yourself from such invasion it is very important to make sure your computer is safe. One thing you can do is to run a more secure operating system like UNIX that can protect your computer from traditional viruses. Another option is to buy virus protection software if you are using an unsecured computer. Avoiding programs from unknown sources, disabling floppy disk booting, and making sure that Macro virus protection is enabled, are also things that can further protect you from invasion.

The best option for protecting your computer though, is to invest in an anti-virus program. There are many anti-virus programs like Norton antivirus, McAfee, and PcCillin, and some are even free like Avast and AVG. Anti virus programs work by keeping patterns of virus infected files and compares them to the files stored on your computer. If it finds any viruses you are immediately prompted to delete the contaminated file. Make sure to up-date your anti virus software consistently, which can be done through the Internet and most up-dates are free of cost.

If you are going to use the computer it is always best to protect yourself and your precious memories from all the dangerous computer infections. When you invest in a good computer and store your information on it, you are setting yourself up for a potential disaster that many viruses can cause. It is essential that you make sure that your computer is always protected by investing in a good anti virus program.

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