Online Antivirus

Everything you need to know about staying secure online.

Antivirus software is a program that is written to protect the computer from malicious and harmful programs such as viruses, trojans, malware, spyware, adware, rootkits and keyloggers.

Online antivirus programs have some advantages over the one installed in your PC. They are listed below:

  • Online antivirus programs consume less resources as compared to the one installed on your computer. By using an online antivirus you can save your disk space and memory and still get protection against viruses and spywares
  • Online antivirus programs are always updated and contain the latest virus definitions, making your computer more secure
  • Most of the online antivirus programs are free
  • Using online antivirus programs enables you to decide between the best options that are available. This advantage cannot be enjoyed while using an installed antivirus
  • You can scan your files with more than one antivirus at a time to ensure security, which is not possible while using an installed version
  • Installed antivirus programs operate from the kernel of your operating system, the most trusted area, making your computer secure
  • Severe virus attack can corrupt the installed antivirus making it incapable of offering protection; this is not the case with an online antivirus program. It is always secure and ensures your security
  • Sometimes the operating system is already infected and so online antivirus is your only option
  • Online antivirus software saves you from the difficult process of removing already-installed antivirus software if you are not satisfied with its performance

Here are some of the best known online antivirus programs:

  • Bit Defender Quick Scan: Bit defender quick scan is the online version of one of the most trusted and well-reputed antivirus programs, the Bit Defender Antivirus. With its award-winning antivirus engine it can scan your system's memory, hard drives even if they are portioned, and boot sector. The behavioral-based scanning gives you the satisfying level of security you need for your computer. It has a very convenient user interface with two different modes for basic and advance users. The drawback is that it only supports Internet Explorer
  • Symantec Security Check: Symantec security check is the online service provided by one of the oldest and well-established companies in the antivirus software market, the Symantec Corporation. This antivirus program enjoys the trust of millions of customers. With its latest behavioral-based scan it can protect you from any known and unknown threat. It has a very user-friendly interface. The service also provides analyses and suggestions to further enhance your security
  • ESET Online Scanner: ESET online scanner is an online version of ESET NOD32 antivirus. With its anti-rootkit technology it provides you with effective protection against viruses, worms, Trojans, phishing and rootkits. It supports Internet Explorer, Mozilla Firefox and Safari web browsers
  • CA Online Scanner: CA Online Scanner or Computer Associates Online Scanner is a trusted online antivirus service. To use this antivirus you have to download its active X component. After the component is downloaded and installed you can scan your hard drive as well as computer memory. It only supports Internet Explorer
  • McAfee Free Scan: McAfee free scan is an online antivirus service by another trusted name in antivirus technology, the McAfee Antivirus. The free (trial) version of McAfee is already very popular among domestic users. Its award-winning antivirus engine protects you against known and unknown viruses, Trojans, spyware and rootkits
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