Antivirus Software: Most Popular Articles
Trojans are often used to launch Distributed Denial of Service (DDoS) attacks against targeted systems, but just what is a DDoS attack and how are they performed?
Getting stubborn adware and spyware off your PC can be frustrating. However, there are steps you can take to make the process easier and more effective.
So-called cloud-based services like Evernote provide a convenient way of remotely storing data accessible from any Web-connected device. But that convenience may come with a price: increased risk of data and identity theft.
The best free antivirus software for Windows PCs. Here are my top picks and reviews of the best free antivirus software for Windows.
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By modifying the HOSTS file, malware can block access to antivirus updates or force you to a malicious website. It's a good idea to check the HOSTS file periodically. Here's how to find - and edit - the HOSTS file on Windows 7, Vista, and XP.
Google Chrome and an untold number of other Google applications may install an update mechanism named googleupdate.exe, googleupdater.exe, or something similar. GoogleUpdate may continually attempt to access the Internet without requesting permission and without providing an option to disable it. This behavior may persist even after the parent application has been removed. While there's no single way to rid the system of googleupdate, the following tips provide the common install locations.
A list of top antivirus software based on its virus detection abilities, features, and breadth of protection. All tests performed on Windows 7 (32-bit).
When it comes to IE, it seems everyone wants a piece of it. While legitimate toolbars and other browser helper objects (BHOs) are fine, some aren't so legit or - at least - their presence is questionable. Here's how to disable unwanted Add-ons in Internet Explorer.
It's true - Mac viruses really do exist, although fewer viruses target the Mac OS compared to Windows. In addition, there are cross-platform threats that can impact Mac users. Though the risk of cross-platform threats is relatively small, it's a risk that is on the increase as attackers move to Java and other third-party software exploits. Fortunately, there are several excellent Mac antivirus offerings - and some are even free.
Do you really need Mac antivirus software? Get the answer to that and other frequently asked questions about Mac viruses and Macintosh antivirus software in the Mac Virus FAQs.
Do you suspect your email account has been hacked? Can't login to your email account? Are you getting undeliverable and bounce messages for email you never sent? Are friends and family complaining of receiving email you never sent? Is it malware? A hacker? Here's how to tell.
Malware often installs itself as a Windows service in order to load when Windows is started. This allows the malware to run and control designated functions without requiring user interaction. Sometimes, antivirus software removes the malware but leaves the service settings behind. Whether cleaning up after an antivirus removal, or attempting to remove the malware manually, knowing how to delete a service in Windows 7, Vista, or XP will help.
Unless unique passwords are used for each site, it takes only the compromise of a single site's credentials to have a toppling domino affect on the security of all your online assets.
Just as the Internet makes it easier for legitmate pursuits, it also makes it easier for scammers, con artists, and other online miscreants to carry out their virtual crimes - impacting our real life finances, security, and peace of mind. These Internet scams are constantly evolving - here are the most common today.
Someone phones you claiming to be from Microsoft, or an antivirus company, or some random tech support facility. They claim their systems have detected that your computer is infected. And of course they are offering to help. So much so, that for just a one-time payment of X, they are willing to offer a full LIFETIME of guaranteed support.
Is Google Play Safe from Malware?
The FBI Ransomware can take your PC hostage by forcing you to pay a ransom in order to free you computer. Avoid from becoming a victim and follow these step-by-step instructions for removing the FBI Virus.
Keeping safe online takes more than just installing a few security programs. To protect both you and your computer, here are the top ten bad habits you need to avoid.
Trying to remove a computer virus or other malware infection can become a battle of wills between you and the attacker. Antivirus software can be a powerful ally, removing most of today's malware with ease. But occasionally, a really stubborn infector may put you at the forefront of the battle. Here's how to help you win.
Sophos Anti-Virus for Mac Home Edition offers business-grade protection free for home use. And the protection literally is business-grade - the free version is based on the same Mac virus scanner Sophos uses in their Endpoint Security line.
The Windows autorun feature enables CDs to play automatically when inserted in the drive. Removable and thumb drives use the same autorun feature to load files when the drives are plugged into the USB port. Malware relies on this autorun feature to spread from thumb drive to PC. Here's how to disable the autorun feature to prevent malware from spreading.
Passwords prevent unauthorized access to your computer. Setting login passwords is easy on Mac OS X 10.5 (Leopard) and 10.6 (Snow Leopard). Just follow the step-by-step instructions below.
Learn about the top most dangerous malware and how to protect your PC from being infected.
EICAR is not a virus. EICAR is a special file used to test antivirus software. Here's how to make an EICAR file to test your virus protection.
In the antivirus world, a signature is an algorithm or hash (a number derived from a string of text) that uniquely identifies a specific virus.
Older PCs and netbooks often have limited system resources available. Finding the right antivirus that won't slow down these older systems is key.
There is an easy way to prevent Adobe Reader and Acrobat from automatically rendering PDF files in your browser. Make this one small tweak, and henceforth you'll be notified if a website tries to open a PDF in your browser.
Free antivirus and antispyware software for Windows 7, Vista and Windows XP. Best free antivirus software to guard against viruses, trojans, worms, and spyware.
DEP can cause conflicts with legitimate programs. If this happens to you, here's how to disable DEP for specific applications.
Panda takes free antivirus to a whole new level with Panda Cloud Antivirus. The only free cloud-based scanner, Panda antivirus software takes all the processing off your PC, giving you a lighter, faster, and more proactive antivirus protection. For a very low price, you can get extended USB protection and 24/7 tech support with Panda Cloud Antivirus Pro.
A list of free tools, tips, and tricks to get rid of viruses and keep them from getting back on your system.
An online virus scanner is not a substitute for installed antivirus, but can be helpful when you need a second opinion. An online virus scanner is also helpful when your existing antivirus is having trouble removing a particular malware. There are several online virus scanners from which to choose and many use the same antivirus engine of their installed counterparts.
Hidden Administrator Apps. Antivirus Software.
Look over the following examples of phishing scams to familiarize yourself with the clever techniques used.
SmitFraudFix is a free antivirus tool that removes the Zlob downloader trojan and the rogue scanner software that Zlob typically installs.
Here's how to beef up your wireless safety by disabling automatic wireless connections.
AntiVir PersonalEdition Classic provides free antivirus protection for Windows XP/2000/NT/ME/98
False positives can be an annoying problem and unfortunately false positives in antivirus scanners are being increasingly more common. Here's how to exclude a file or folder from scanning by Norton AntiVirus and Norton Internet Security.
The HOSTS file supersedes DNS for domain name to IP address resolution. Make sure you know what is in your HOSTS file; unwanted entries could be a sign of malware or other malicious intrusion. Here's how to check the HOSTS file on Mac OS X.
All malware is bad, but some types of malware do more damage than others. That damage can range from loss of files to total loss of security. For details, see this list of the most damaging types of malware, including viruses, Trojans and more.
Autorun worms spread from USB/thumb drives as well as fixed and mapped drives. Autorun worms typically drop or download additional malware, usually backdoors and password stealers. Here's how to remove an autorun worm.
By default, Mac OS X hides critical system files and folders. As malware threats against Mac users increase, or simply to assist with troubleshooting, it may be necessary to view hidden files and folders. Here's how to enable hidden file and folder viewing on Mac OS X.
Boot sector virus repair. Antivirus Software.
Computer security need not be daunting. Here a few simply steps that will keep you computing more safely.
Booting in Safe Mode prevents extraneous services and programs - including most malware - from loading at startup.
What is a virus? In today's computing environment, a better question might be what is malware?
Learn about the dangers of Sirefef (ZeroAccess) Malware and how to prevent it.
Firefox Redirect Virus causes unwanted results by redirecting your Internet searches. Follow these steps to help you remove the Firefox Redirect Virus.
McAfee has kicked off its annual list of the biggest cyber threats anticipated to take effect in 2014. The following are McAfee’s Top Cyber Threats for 2014:
Choosing the right antivirus software to protect your system from viruses need not be a daunting tasks. Follow these tips to select the antivirus software that best meets your unique virus protection needs.
Some malware will disable access to the Registry editor. Symptoms include: The registry appears to open but then quickly closes, or you receive the error "Registry editing has been disabled by your administrator". Here's how to regain access to the Windows System Registry.
AutoComplete not only makes it easier for you to automatically fill in forms and logon to secure sites - it also makes it easier for Trojans and hackers to gain access to your personal data and logon credentials. Here's how to clear the sensitive data stored by AutoComplete and how to disable the feature to protect yourself from compromise.
AVAST 4 Home Edition provides free antivirus protection for Windows XP/2000/NT/ME/98
Seedabutor.B is a malicious drive-by download attack. Learn how to remove this malware.
ClamXav is based on the open source ClamAV virus scanner. Popular among open source fans, in practice ClamAV lags behind the detection capabilities of commercial antivirus software.
AVG Free Edition provides free antivirus protection for Windows XP/2000/NT/ME/98
Mobile devices are increasingly targeted by cyber criminals and malware. In addition, mobile devices are vulnerable to theft or loss, which can put you in danger as someone can access your personal information. For Android users, one of the best security applications is AVG AntiVirus FREE.
Java is fast becoming one of the most targeted third-party applications for malicious exploit via the Web. One easy thing you can do to avoid this method of attack is simply disable Java. When you do need it for that website game or calculator, just re-enable it (but be sure to turn it back off when you're done).
Firewalls are must-have protection, regardless of the operating system or hardware you choose. All versions of Mac OS X include a built-in firewall, but you will need to enable it or make a few tweaks for optimum security.
In its simplest form, a keylogger trojan is malicious, surreptitious software that monitors your keystrokes, logging them to a file and sending them off to remote attackers. Some keyloggers are sold as commercial software - the type a parent might use to record their children's online activities or a suspicious spouse might install to keep tabs on their partner.
By default, file extensions cannot be viewed in Windows. Viruses routinely take advantage of this security oversight.
Java is fast becoming the most targeted third-party application for malicious exploit via the Web. One easy thing you can do to avoid this method of attack is simply disable Java. When you do need it for that website game or calculator, just re-enable it (but be sure to turn it back off when you're done)
One day, you're surfing the Internet just fine. The next day, Internet Explorer has slowed to a crawl.
Combating malware is a never ending process. Cybercriminals continuously deploy new threats with intention of infecting your computer and gaining access to your system. One of the most effective methods of malware prevention is to have an antivirus software installed on your computer. If you’re on a tight budget, you will be surprised that plenty of free antivirus software can provide more than adequate protection and may be more effective in malware detection than their paid-for counterparts.
Malware often drops itself as a hidden file and then disables the Folder Options menu in Windows Explorer so you can't change the settings to view hidden files and folders. If you are unable to access the Tools | Folder Options in Windows Explorer, here's how to modify the registry to regain access to the Folder Options menu.
Logic bombs are malware that are executed in response to specific events. Learn more about logic bombs and how you can avoid this attack.
Want to protect your computer from unwanted remote login? One step you should take is to disable Windows Remote Desktop. Here's how.
A few antivirus vendors offer excellent (and free) rescue CDs that will enable you to boot, scan, and repair an infected machine.
Autorun is one of those 'convenience' features in Windows that can cause more harm than good. Essentially, Following are frequently asked questions about the Autorun component, including why Autorun can be dangerous and how it can be disabled.
Generally speaking, adware and spyware work hand-in-hand. Adware is a program that installs an additional component that feeds advertising, often by delivering pop-up ads or by installing a toolbar in your browser. Spyware surreptitiously monitors your computer and Internet use.
A detailed explanation of malware, which includes viruses, trojan horses, logic bombs, spyware, worms, and rootkits.
When malware gets onto the system, one of the first things it may do is disable your antivirus scanner. It may also modify the HOSTS file to block access to antivirus update servers. Here's how to check for both.
Like its predecessor !0000, the AAAAAAA@AAA.AAA tip is doomed to failure. Worse, it can leave you less protected than you were before.
Social engineering scams are putting Mac users at risk of malware infection. To help keep you safe on even the tightest budget, here are the top picks for the best free Mac antivirus software.
A boot-sector virus takes control when the computer boots up. Here's how it works.
Spyware and adware often change your browser Start and Search pages to point to unwanted websites. Even if you've removed the infestation responsible, you may still need to reset the web settings. Here's how to do this in Internet Explorer.
In the computer world, a Trojan can be used to turn your PC into their own computing matter - effectively turning it into a zombie machine.
ulnerabilities in Adobe Reader and Adobe Acrobat are the number one most common infection vector, bar none. Making sure you stay up-to-date with the latest version of Adobe products is imperative, but not foolproof. To use Adobe Reader (and Acrobat) safely, you need to make a few tweaks to its settings. Following are the must-make security changes you need to make in Adobe Reader and/or Adobe Acrobat.
Malicious PDF files that exploit vulnerabilities in Adobe Reader / Acrobat were the most common cause of drive-by malware infections in 2009 and remains the highest in 2010. Use one of these free alternative PDF readers to lower your risk of infection and stay safer online.
Package delivery and shipping scams are all too common. This simple tip will keep you from being fooled.
Internet Explorer caches web pages you visit and cookies coming from those pages. While designed to speed up browsing, if left unchecked the burgeoning folders can sometimes slow IE to a crawl or cause other unexpected behavior. In general, the less is more principal works well here - keep the Internet Explorer cache small and clear it often. Here's how.
Wireless Internet access is available at most coffee shops, bookstores, airports, and hotels around the world. But how safe is it
VirusBarrier Express from Intego is a free on-demand Mac antivirus. VirusBarrier Express scans for Mac malware only, so it's most suited for Mac only users. The lack of realtime on-access protection could be a plus or minus, depending on your needs.
Mac malware may load itself as a login startup item, thus manually removing malware on Mac OS X may require deleting that login startup item. Follow these steps to remove unwanted login apps in Mac OS X.
Virus hoaxes and myths waste time and money, and make the sender look foolish. Don't fall victim to a hoax. Use the Hoax Encyclopedia to check out the facts behind that dire sounding email.
MacScan from SecureMac is designed to guard against spyware-related threats targeting Mac users. While its scope is limited, such focused protection isn't necessarily a bad thing.
Phishing scams are disguised as correspondence from valid financial or eCommerce providers. The email typically uses fear tactics in an effort to entice the intended victim into visiting a fraudulent website. Here's an example of a phishing scam targeting Amazon.com customers.
Answers to frequently asked antivirus questions
Following is a list of the autostart entry points in Windows, including startup folders, registry keys, and ini files.
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The International Lottery Winner scam attempts to trick recipients into believing they have won large sums of cash, and then bilks them out of their own dough in a similar fashion to the Nigerian 419 scam.
We've all been there - you get an alert from your virus scanner warning that a particular file is infected. Sometimes the alert reappears even after you've told the antivirus scanner to remove the infection. Or maybe you just have reason to believe the virus alert may be a false positive. Here are the six things you'll want to consider to determine how to handle a virus alert.
Doing an IP Lookup. Antivirus Software.
Black Hat SEO Poisoning is a technique used by cybercriminals to trick search engines, such as Google, Bing, and Yahoo, into ranking a malicious website high in the search engine results page. People land on these sites by entering certain keywords on search engines and clicking on rogue links from the compromised search results. This allows the attackers to have control of web traffic and enables them to lure users on to their infected sites.
Spyware is a form of malware that can infect your computer and reconfigure your Internet browser settings by changing your home page and modifying your search results. Due to the seriousness of spyware and the harm it can do to your system and personal information, it is highly recommended you take the following measures to prevent spyware from overtaking your system.
A firewall offers important security protection, but only if its configured properly and used appropriately. Windows XP and Windows Vista both include built-in firewalls, but the protection they offer is limited - you'll want to upgrade to a standalone firewall to get full protection. Following is a list of the best free firewall apps for Windows.
In January 2011, Brain - the first PC-based malware - turned 25 years old. (It's worth noting that the first computer virus was actually a Mac virus, Elk Cloner, in 1982). Following is a brief history of the first 25 years of malware evolution.
Viruses and spyware use the HOSTS file to block access to antivirus and security websites, or redirect attempts to visit other websites. Here's how to thwart these unwanted modifications to the HOSTS file.
Malicious iframes planted on compromised websites pose big problems for Web surfers. Fortunately, Internet Explorer v6 and above includes a feature that can help protect against malicious iframes. But use with caution - there are many legitimate uses for iframes and IE doesn't distinguish between these.
Sality is a family of file infecting viruses that spread by infecting exe and scr files. The virus also includes an autorun worm component that allows it to spread to any removable or discoverable drive. In addition, Sality includes a downloader trojan component that installs additional malware via the Web.
Spyware surreptitiously monitors your computer and Internet use, while adware can bombard your PC with unwanted advertising. Both pose a drain on your bandwidth and can lead to loss of security.
Search for " AVG crash " and you'll find over 2 million hits on Google. The systemic problem of AVG crashing
Malware can load from a variety of different places on your PC. In addition to the more common modifications to Windows auto start entry points, malware may leverage the shell open command. This allows it to register itself as the handler for certain file types and thus the virus, worm or Trojan loads when any of these file types are called.
Bitdefender Internet Security 2012 offers some important new features that emphasize usability and social networking safety.
How to prevent email worms and viruses
By default, Windows does not display hidden files and folders. Here's how to change the default settings so you can view hidden files and folders.
To make manual inspection and removal more difficult, malware often disables access to Task Manager. Fortunately, a few quick registry edits are usually all that are needed to regain control. Here's how.
On occasion a valid system file can be inadvertently deleted or quarantined. Sometimes, the results can seem disastrous - a looping blue screen each time you try to boot up the PC. Other times, a stop error with a cryptic message may be the result. Here's how to replace the missing file(s) to get your system operational again.
Think you shouldn't write down your password? You may need to think again. Here are some common myths - and valid tricks - about storing and remembering passwords.
Antivirus software may report that a virus was found in either the _RESTORE (Windows ME) folder or the System Volume Information folder (Windows XP) but the antivirus software may be unable to remove it.
Some spyware and adware will add miscreant links to your Internet Explorer Trusted Sites Zone. This may allow the sites to run with fewer security restrictions. Make sure you periodically check the Trusted Sites Zone list to ensure only sites you have specifically added are included. Here's how.
ebay paypal scams and phishing email
BitDefender Antivirus for Mac detects both Mac and Windows malware. Features include realtime on-access virus protection with the ability to perform full system virus scans, quick scans of critical system areas, as well as scheduled scanning. The quarantine feature in BitDefender Antivirus for Mac safely isolates suspect infected files for forwarding to the BitDefender Antivirus Lab for analysis.
VirusBarrier provides realtime signature-based and behavior-based scanning and guards against both Mac-specific and Windows-based malware.
False positives occur when a pattern of code in the file matches the same pattern contained in a virus signature.
One way to secure your identity and protect your device from malware attacks is by using a mobile security application. The following are some of the highest ranked Android security applications which are rated by Google Play users.
Trusteer Rapport adds an important layer of security - when you access a designated site, Rapport kicks in to uber defense mode, preventing the local behaviors that can compromise your online security.
BlackHole is a remote administration tool (RAT) that, used maliciously, can also serve as a remote access trojan. The BlackHole RAT can be used on either Mac OS X or Windows computers, and enables a remote attacker to perform potentially malicious actions on the victim's computer.
Be aware of scams that masquerade as greeting cards. It may just be a trap laid to launch trojans onto the computers of the unsuspecting.
The 2011 Readers' Choice Awards are complete. You nominated. You voted. And now we've tallied those votes and are pleased to announce the winners for Best Antivirus for Windows, Best Antivirus for Mac, Best Internet Security Suite, and Best Free Antivirus.
McAfee and Intel have developed a comprehensive security solution called McAfee LiveSafe. McAfee LiveSafe gives you peace of mind by safeguarding your all of your devices, data, and identity while you stay connected. It delivers an expansive solution to security while providing a user-friendly Web-based dashboard that enables you to oversee security on all of your devices.
You can have peace of mind while online with ESET Mobile Security. ESET’s proven NOD32 technology enables you to download apps that are safe and will discover potentially dangerous apps. The anti-phishing feature helps you avoid dangerous fake websites that can steal your information. ESET Mobile Security will alarm you of unsafe links that could potentially direct you to these malicious websites. The following Antivirus & Anti-Phishing features are available with the free version of ESET Mobile Security.
Years ago, if your antivirus detected a virus, chances are you'd find a pretty complete description of that threat in any number of virus encyclopedias. Today, however, with a few tens of thousands of malware being dissected each day, it's very rare to find a meaningful virus description. Fortunately, if you need specific details on what a particular bit of malware does, there are several online virus sandboxes that can give you a quick answer.
How to uninstall BitDefender. Antivirus Software.
AVG Anti-Virus plus Firewall Edition is light on resources, heavy on protection. The firewall provides permission-based access control reminiscent of the popular ZoneAlarm firewall. The high level of control and customization will appeal to the most advanced users, while less savvy users will find the Basic interface simple to understand and use.
Antivirus software is one of the most important software programs on your PC. Make sure you know how to select and use it properly. Find out which products fared best and made the Top Picks list.
Reputable firms such as eBay and PayPal have been besieged by email scammers attempting to pilfer valuable credit card details from unsuspecting customers.
New email worms can quickly outpace antivirus signature updates. Follow these tips to prevent the spread of fast moving worms.
Internet Explorer 10 is the newest web browser from Microsoft. Learn how to configure IE10 for best results.
Behavior-based PC Tools ThreatFire provides guards against new and unknown threats which signature-based scanners might otherwise miss. ThreatFire runs in the background, monitoring each programs actions, quarantining programs it knows to be bad and alerting on those it considers suspicious. ThreatFire can easily run alongside installed antivirus or other security software, making it an ideal adjunct to existing protection. Even better, the program is completely free for home use.
PC Tools iAntiVirus offers solid Mac antivirus free for home use. iAntiVirus guards against Mac only malware - a focus that helps keep performance costs and system impact low but may not be the best choice in a mixed Mac/Windows environment.
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The University of Calgary has decided to add Virus Writing 101 to their course offerings.
Every 3.5 seconds in the United States, someone's identity is stolen. Unfortunately, many view identity theft as an 'online' only problem. It's true that phishing scams, Trojans, and other forms of cybercrime are a factor, but there are also far more low tech means of identity theft - including digging through your garbage or stealing your wallet or purse. You can minimize your risk by following these ten tips.
Hiding inside of every email is a header, showing each step of the email's journey from point A to point Z and every pass through in between. Here's how to track an email's path - any why it's not foolproof.
A bug in Microsoft Vista executes programs in the Autorun.inf file when the Autorun feature has been disabled via the NoDriveTypeAutoRun registry value. If you've set the value NoDriveTypeAutoRun in the Windows Vista registry, delete the value and follow these steps to really disable autorun in Vista.
Description: A hoax. The Postcard from Hallmark virus hoax is a knock-off on the old A Virtual Card for
Does !0000 in your address book really stop viruses?
A boot-sector virus takes control when the computer boots up. Here's how it works. Page 2.
Suspicious.Emit; computer virus; new computer viruses; malware; Prevent Suspicous.Emit
Most everyone realizes that antivirus and firewalls are must-have protection. But when protection interferes with online gaming, it can be sorely tempting to disable that protection in favor of uninterrupted play. These antivirus scanners tackle the unique problems of gamers so you can play without sacrificing performance or protection.
Malware often hooks into the Winlogon process, enabling the malware to load even in Safe Mode. Removing malware load points from Winlogon may require shutting down the Winlogon process. Here's how.
Stuxnet is a computer worm that targets the types of industrial control systems (ICS) that are commonly used in infrastructure supporting facilities (i.e. power plants, water treatment facilities, gas lines, etc).
Whether free or purchased, the single most important factor in the decision for antivirus software is the scanner's ability to detect viruses. While this may appear obvious, many purchase antivirus software based on feature sets and price, overlooking detection rates in the process.
Drive-by Downloads are malicious attacks that can infect your computer. Learn more about this threat.
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McAfee VirusScan for Mac (formerly known as Virex) can be used as a standalone virus scanner for Mac or integrated with McAfee ePolicy Orchestrator (ePO) for enterprise management.
Spybot Search and Destroy, a.k.a. Spybot-S&D (or just plain Spybot), is one of the most capable anti-spyware packages available. It is also free.
Citibank phishing and email scams. Page 2.