McAfee Inc was founded in the year 1987 by John McAfee. This international security software company is headquartered at Santa Clara, California. McAfee was acquired by Intel in 2011. McAfee manufactures reliable and sturdy antivirus software. McAfee VirusScan is one of the most leading antivirus software in the market. It consists of On-Access Scanner which helps in providing complete real-time protection. Read on to know about McAfee’s On-Access Scanner which is also known as McAfee AOS.
What is On-Access Scanner?
Nowadays, almost all tech-savvy people who use computers have antivirus programs installed on their devices. They use the antivirus application as a part of their day-to-day computing routine. Although, a significant chunk of the antivirus software users is unaware of how exactly do antivirus software work. In this blog, we will talk about a specific kind of antivirus mechanism which is called on-access scanner. On access, scanners are programs which load in the duration of the start up of the operating system and they network with other programs in the backdrop till the computer is shut down.
Basics of McAfee On-Access Scanner
McAfee antivirus software protects the computer from malware and viruses by scanning the memory and files of the computer for virus infestations. Therefore, scanning is the process of examination. Usually, antivirus software employ two major scanning strategies which are on success scanning and on demand scanning. In on demand scanning strategy, computer users are required to manually activate the antivirus application whenever they wish to scan the system for malware. On-access scanning strategy does not require the users to manually start the scanning process. The virus scanner starts automatically.
Purpose of McAfee On-Access Scanner
On-access virus scanner of McAfee scans files and documents in real time to ensure that the computer is constantly protected. Therefore, McAfee OAS keeps running in the background whenever the computer is on. McAfee AOS is a part of several versions of McAfee VirusScan. McAfee VirusScan is one of the most popular commercial antivirus software in the global market. The main role of McAfee OAS is to scan different files and folders on the computer as and when they are being accessed, and catch infections, if any. For this purpose, the on-access scanner must be continually running in the background so that it can function properly.
On-access scanners do not just examine computer memory and files. They undertake the majority of the active antivirus load. The on-access virus scanner is wedges itself between the system’s operating system and programs. It scans programs when they are communicating with files, network functions, and memory areas. It also inspects the behavior of dubious programs and block malicious software before it can execute. The on-access scanner blocks and scans for all malware including viruses, spyware, adware, worms, Trojan horse, ransomware, etc.
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