Microsoft Security Essentials is Microsoft's free anti-virus offering.It runs on Windows XP, Windows Vista and Windows 7, but not on Windows 8, which has a built-in AV component.

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Would Microsoft Security Essentials be adequate protection? [closed]

Is Microsoft Security Essentials (MSE) adequate protection for my computer? What is the experience with this product? I found out about a comparison of AV Suites. MSE did VERY well. One that I ...
30
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1answer
27k views

Does Microsoft Security Essentials replace Windows Defender?

Does Microsoft Security Essentials replace Windows Defender?
14
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3answers
54k views

Disable the Security Essentials End-of-Life Warning on Windows XP

Is it possible to disable the "Support for this operating system is ending" warning that the current version of Microsoft Security Essentials displays on Windows XP? Based on a quick couple of ...
13
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3answers
4k views

Google Chrome detected as PWS:Win32/Zbot by MSE

Microsoft Security Essentials detected Google Chrome as a Password Stealer: PWS:Win32/Zbot Category: Password Stealer Description: This program is dangerous and captures user passwords. ...
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2answers
4k views

Difference between Malicious Software Removal Tool, WinDefender, Security Essentials?

What is the difference between these three products? Malicious Software Removal Tool Windows Defender Microsoft Security Essentials
10
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1answer
39k views

How to disable/enable Microsoft Security Essentials from the command line?

I would like to know how to disable and enable Microsoft Security Essentials from the command line. This is a common procedure on build machines in order to speed-up the build process.
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4answers
17k views

How does the performance of Microsoft Security Essentials compare with other Anti-virus products [closed]

Are there any solid data (i.e. benchmarks) comparing the performance of Windows Security Essentials with other anti-virus products? In particular, I'm interested in how much overhead it imposes on a ...
8
votes
1answer
21k views

How to get Microsoft Security Essentials to work through a proxy?

It only seems to work for me with a direct connect. And i cant find anywhere to set a proxy. Windows 7 64bit. As for why... we are in development network that is isolated from the organizations ...
7
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2answers
3k views

Security threat caused by Dropbox?

Recently I received a security threat alert triggered by Dropbox, as seen in the screenshot below: What happened here? Or this is a false alert from Microsoft Security Essentials?
7
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2answers
8k views

Windows Defender vs. Security Essentials in Windows 8

What is the difference between Windows Defender on Windows 8 and Microsoft Security Essentials? They practically look alike, so is there a need to install Security Essentials?
7
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4answers
7k views

Remove the Microsoft Security Essentials icon

I've been using Microsoft Security Essentials on Windows 7 for sometime now and so far I don't have a bad word to say about it. I would like to permanently remove the MSE icon from the task bar and ...
6
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4answers
30k views

How do I install Windows Defender/MSE on Server 2012?

On earlier versions of Windows client and server you could install Microsoft Security Essentials, free antivirus from Microsoft. In Windows 8 client, it is integrated into Windows Defender. However, I ...
6
votes
1answer
5k views

Is there a way to disable the tray icon for Microsoft Security Essentials?

It's running in the background, and seems to be working fine, but is there a way to disable its system tray icon so I don't have to see it down there unless it's detecting something going awry?
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1answer
2k views

Does Microsoft Security Essentials work with any browser?

Will the The Microsoft Security Essentials work with Firefox? (I only use IE for WinXP updates.)
5
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3answers
2k views

How do I allow programs that generate “high” or “severe” alerts in MS Security Essentials?

Microsoft Security Essentials seems to allow only quarantine or delete actions for program that it deems to have "high" or "severe" risk. However, it also assigns these levels to what it considers to ...
5
votes
2answers
2k views

Editing the Microsoft Security Essentials context-menu

As all MSE users would know, the context-menu item that it adds to Explorer is really long, with one whole sentence "Scan with Microsoft Security Essentials...". Is there a way to edit this and ...
5
votes
6answers
5k views

How to keep Windows 7 from sleeping while scanning the PC

So, I've been using Microsoft Security Essentials lately. And it usually takes a couple hours or more for it to full scan my hard drive. Because of that, I commonly leave it scanning while I go do ...
5
votes
2answers
6k views

Microsoft Security Essentials & MsMpEng.exe hogging resources

I've been using MSE for a couple months now, never had a single problem. All of a sudden the process "MsMpEng.exe" will randomly go crazy and hog all my system resources so I can't do anything unless ...
4
votes
5answers
1k views

Multiple Antivirus Software

I installed Microsoft Security Essentials on my newly rebuilt laptop. When I was installing Adobe Acrobat Reader, it also installed McAfee Security Scan Plus - I did not see the option of not ...
4
votes
6answers
4k views

MSE updating fails, no warning or error message

I'm running Windows 7 Ultimate, 32-bit. For the last couple of days, MSE doesn't fails to update, remaining stuck at version 1.75.119 I presume that an error log is created somewhere, or an event ...
4
votes
1answer
4k views

View Microsoft Security Essentials Logs

I have Windows 7 with Security Essentials as anti-virus program. Recently I plugged in a flash drive and SE quarantined some important files. I tried Restore option, but failed with some error. Now ...
4
votes
1answer
223 views

Is there any way for all detected malware of type “HackTool” to be automatically allowed in Microsoft Security Essentials?

I research this sort of thing and don't really want it to be quarantining the hacking tools as malware, because they aren't really.
3
votes
9answers
2k views

Anti-virus for windows 7 home premium

Hi all I have a new laptop with Win 7 Home Premium. this machine came with already installed "MS Security Essentials" anti virus. I've installed on the laptop another protection "Symantec Endpoint ...
3
votes
7answers
1k views

Microsoft Security Essentials for a business

This is 2 questions really - Am I allowed to install Microsoft Security Essentials 1.0 in a business of 200 - 300 users? Is Microsoft Security Essentials 1.0 adequate protection (real-time ...
3
votes
5answers
4k views

Does Microsoft Essentials work with AVG?

Do I have to get rid of AVG if I want to install Essentials on the new Windows 7 OS?
3
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6answers
884 views

How did my computer get compromised?

How is it possible that my up to date install of Windows 7 with UAC enabled and Microsoft Security Essentials running became compromised, seemingly in a website drive-by? I've run ostensibly the same ...
3
votes
3answers
35k views

Does Microsoft Security Essentials work with Windows Server 2003 R2 SP2?

Does Microsoft Security Essentials work with Windows Server 2003 R2 SP2? I currently have AVG Business Edition, but it's close to expiring. I don't want to pay $189 a year, but I also don't want to ...
3
votes
4answers
853 views

Should I install Microsoft Security Essentials on Windows 8 Developer Preview?

Does Windows 8 Developer Preview come pre-installed with anti-virus software? I'm testing Windows 8 on my laptop and it's running great; I just want to make sure it's secure. Should I install ...
3
votes
1answer
68 views

Security Essentials scheduled scan less often than weekly

Is it possible to schedule Microsoft Security Essentials to do a scan less often than once per week? This is not officially supported through the UI (it only offers day of the week selection), but is ...
3
votes
2answers
619 views

microsoft security layer

I have been informed by iYogi (Dell "support" in India) that the "microsoft security layer" has expired on my Windows Vista Home Premium which was installed in Jan 2008 when I bought my Inspiron 1420 ...
3
votes
1answer
624 views

Will Microsoft Security Essentials x64 catch x86 viruses and malwares

I have windows 7 ultimate 64 bit installed on my PC and i have been using Security Essentials for a while. it worked very good for me. but i noticed that some times when i connect my flash to my some ...
3
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2answers
6k views

How do I set Microsoft Security Essentials language to English?

Because right now it's in Bulgarian. Yeah I got a trojan :S.
3
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1answer
3k views

Microsoft Security Essentials: Does it scan emails?

I recently decided to see what life is like without Kaspersky Internet Security and have installed MSE. I'm concerned about receiving malware via SPAM etc. Does MSE scan emails and/or attachments? Is ...
3
votes
2answers
683 views

Security Essentials not installing and I suspect my machine is infected with malware

My mouse seems to be automatically right-clicking every few seconds, and sometimes constantly. My cursor will abruptly become an hourglass for a moment every once in a while, as well. It happens in ...
3
votes
2answers
118 views

For older computers what is the least real-time protection settings for Microsoft Security Essentials? [closed]

If I check all the following boxes in an old computer or one with minimal memory, the computer becomes slow or unresponsive while doing basic tasks such as playing music, opening documents and ...
3
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3answers
3k views

Microsoft Security Essentials Not Monitoring

When I boot into Windows Vista, Microsoft Security Essentials is set to run when the system starts. When I open the program, it says Microsoft Security Essentials isn't monitoring your computer ...
3
votes
1answer
247 views

After scheduled Microsoft Security Essentials scan finishes, whole system is slow

I have scheduled Microsoft Security Essentials (on Windows 7) to scan my whole hard drive every night at 2 a.m. When I start using my computer in the morning, the scan is complete, but the whole ...
3
votes
1answer
12k views

Security Essentials tray icon disapeared?

I've been running Microsoft Security Essentials for quite a while. And I've just noticed that the tray icon has disapeared. I've checked every setting in the program, Windows Action Center claims that ...
3
votes
1answer
909 views

WAMP loaded (green icon), but keep loading localhost or localhost/phpmyadmin without any success

I do not know if it is a virus/trojan horse, but I am not able to use my WAMP. I mean, I turn off all other program like skype (I know about the port isssues, but this is not this case I guess), ...
3
votes
3answers
501 views

Can Microsoft Security Essentials Signature Update Notifications be Avoided?

I have my Windows Automatic Updates set to "Notify me but don't automatically download or install them.". However, if I install Microsoft Security Essentials, can I have the daily virus signatures ...
2
votes
3answers
774 views

Are all of these programs really needed?

My English classroom has a lot of computers, all of which are very slow due to not being maintained and old, outdated software... or even software that is redundant. One of the computer has three ...
2
votes
2answers
403 views

Does Microsoft Security Essentials automatically update to version 2?

I have Microsoft Security Essentials version 1. However it does not seem to be able to update to version 2. Do I have to download MSE v2 to get it?
2
votes
4answers
3k views

Microsoft Security Essentials howto auto download definition updates

I use Microsoft Security Essentials as my antivirus on my Win7 box. New virus definitions to Security Essentials are installed using Windows Update. However, the updates are marked as optional by ...
2
votes
3answers
1k views

Microsoft Security Essentials 2.0 uninstalled themselves without me doing anything

I left my Windows 7 x64 PC to do a backup overnight and when I looked at it in the morning, there was a pop-up saying I should go online to find an antivirus and enable windows defender. Turned out ...
2
votes
1answer
957 views

Why does MSE take a long time to remove a virus?

Microsoft Security Essentials is fairly fast at scanning for viruses, but it takes a long time to remove a virus. It would be much worse if the virus duplicated itself in many files. I guess maybe ...
2
votes
3answers
955 views

Should I disable my realtime virus protection while running a different malware scanner?

I use Microsoft Security Essentials for my virus protection but I also run scheduled scans with Malwarebytes and Spybot Search & Destroy. Should I disable the MSE realtime scanner when these other ...
2
votes
4answers
4k views

How can I stop Microsoft Security Essentials launching on startup?

Microsoft Security Essentials automatically installed/ran itself during our last Windows update. How can I turn it off? I don't want to uninstall it. I don't want it to run during startup. I don't ...
2
votes
1answer
3k views

Is there a way to disable MsMpEng.exe from monitoring file access during parallel computing operations?

I am using Windows 7 and have a 4-core Intel CPU, and was recently running a 4-kernel parallel computation written in Wolfram Mathematica that accesses a directory on an external hard drive containing ...
2
votes
2answers
240 views

microsft security essentials last update definition time is messed up

It's been a while since my laptop lost track of time. I've been living with it so far, and I've developed a simple script to update computer time using an script every minute. But the problem is MSE ...
2
votes
1answer
391 views

Forcing cleanup in Microsoft Security Essentials

I did a full scan recently. It went on and on and on. So I cancelled it. It said that some malware had been found. But when I cancelled the scan, it simply skipped cleaning up. Is there some way to ...