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    Microsoft Security Essentials

        Description       Change Log    

     Microsoft Security Essentials is a free antivirus and antispyware, developed by Microsoft Corporation, to protect PC, controlled by Windows OS, against malware.

     License: Freeware
    Platform: Microsoft Windows
    Latest version:
    File size: 11.7 MB - 14.4 MB
    Language:  English
    Author: Microsoft Corporation
    Last update: September 14, 2017
    Before you free download Microsoft Security Essentials for your PC from official website, we are advising to learn its features and see what's new in the latest version.

    Program overview

     At the end of 2012, Microsoft Security Essentials entered the 10 best free antivirus. This antivirus is able to protect your PC from many viruses, Trojans, spyware, adware, key loggers, rootkits, worms, adware and spyware.

     Note! Microsoft Security Essentials is compatible with all famous operating systems of Windows family, but if you have already installed Windows 8 OS, you don’t have to install this antivirus, because it is already integrated with the system. Besides, program automatically installed, after system’s verification. If verification finds out, that system is not genuine, then system will notify user about it and after some time will be blocked. Activation of the program won't be required.

     System requirements for PC

    • Operating System: Windows 7 or Windows Vista (32-bit & 64-bit).

    Features of the antivirus software

    • Protection of computer against viruses in the real-time mode.
    • Protection against malware web-sites and phishing.
    • Software analysis.
    • Interceptions of scenarios.
    • Support of the network monitoring system. The use of the Windows firewall decreases the probability of the viruses infection via local net or Internet.
    • Protection against rootkits.

      Scanning for viruses

    • Checking files, programs, services and applications for the viruses presence, including checking of the archive files and incoming/outgoing letters in the e-mail.
    • Monitoring of the network activity.
    • Program has 3 checking modes: fast, full, selective. During fast mode, antivirus will check the critical areas: loading section, auto load objects, system folder Windows, user documents. When you use full mode, antivirus scans all files and folders on computer, including register, services and launched programs.  Selective mode allows user to specify a certain area for checking, for example, folders C:/Windows/System32, C:/Program Files or USB-media.
    • Cleaning the system. If malware is detected, the program automatically puts it in quarantine for deactivation. If by user’s opinion, files or software are not malicious, they can be restored.
    • Treatment of infected system files. You do not have to reinstall Windows due to missing system files, infected or deleted malicious objects. After checking your computer Microsoft Security Essentials automatically restores damaged files.
    • Support Task Scheduler. With this scheduler you can specify the time and mode of the next inspection. Even if at the appointed time the computer will be turned off, Microsoft Security Essentials will perform your tasks when you first start the computer.


    • Adding files/folders and processes to the exception list.
    • Upgrade of the program and databases.
    • Manual with instructions for working with the program.

    What's new?

    • Fixed bugs.


     Thus, antivirus Microsoft Security Essentials is an effective solution in the fight against malware and spyware.

      Supported systems Official links  

    Windows 7 / Vista

    (Version: size: 11.7 MB)
    Download Security Essentials (64-bit)
    (Version: size: 14.4 MB)
    Home / Anti-Virus / Microsoft Security Essentials
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