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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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 ...
3
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1answer
242 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 ...
2
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3answers
768 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My English classroom has a lot of computers, all of which are very slow due to not being maintained and old, outdated software...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 ...
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0answers
205 views

Security Essentials constantly finding Ransom.P trojan in Google Chrome cache

On my Windows 7 PC, Microsoft Security Essentials constantly finds the Ransom.P trojan in Google Chrome's cache. For example, in the file: C:\Users\Denis\AppData\Local\Google\Chrome\User ...
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1answer
709 views

Windows Security essentials detected trojan in Hp Factory.wim [duplicate]

Possible Duplicate: Computer is infected by a virus or a malware, what do I do now? Security essential detected trojan:wind32/Anomaly.gen!A in containerfile: ...
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2answers
157 views

Security essentials not starting [duplicate]

Possible Duplicate: Computer is infected by a virus or a malware, what do I do now? When I attempt to navigate to a site using IE I am always redirected to a seemingly random internet site. ...
3
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1answer
11k 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 ...
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1answer
477 views

Zune crashes after startup

When I launch Zune software, it works fine for a few seconds and then crashes with a "Zune has encountered a problem and needs to close" error. How can I fix it? I am running a Windows 7 64-bit ...
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1answer
605 views

Msmpeng.exe is Making Me Tear My Hair Off!

msmpeng.exe causes CPU spikes that happen every 15 mins or so, and it has finally got to me. As far as I can remember, I started facing this after installing MS Security Essentials on my Windows 7 ...
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0answers
27 views

Windows 7 Virtual machine maintaining with System Updates and MSE updates

I have multiple VMs (1 for Internet Explorer 6, Internet Explorer 7 and so on -- I know I could use other tools like IETester but that's apart from this question). It is nice to have those VMs, since ...
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3answers
5k views

Why does Microsoft Security Centre show Virus Protection Disabled? Is it Important?

Microsoft security Essentials says my realtime virus protection is working, but the Microsoft security alerts says my virus protection is off. Which is correct and why do they contradict each other? ...
0
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1answer
101 views

Microsoft Security Essentials flagging Google Chrome as malware [duplicate]

Possible Duplicate: Google Chrome detected as PWS:Win32/Zbot by MSE Since friday, Microsoft Security Essentials began falsely identifying Google Chrome as a piece of malware ...
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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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1answer
710 views

MSE v2.0.657.0 (latest) install error 0x80070643

I am having tremendous issues installing the latest version of MSE. The error dialog I am getting during the installation can be observed on the following image: OS: Windows XP Home Edition SP3 ...
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4answers
849 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 ...
2
votes
1answer
286 views

Why does Microsoft Security Essentials ask for a scan everytime I log on?

I have used MSE for some time now with great success. All of a sudden, starting 3 months ago or so, MSE calls for a scan every time I log on. It never used to do that and I am wondering why it does ...
2
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3answers
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 ...
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1answer
893 views

Security essentials error code: 0x80501001

Using Microsoft Security Essentials, I am getting an error code 0x80501001. How do I get rid of it? What does the error actually mean?
2
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1answer
912 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 ...
3
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2answers
117 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 ...
2
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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 ...
3
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2answers
591 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 ...
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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 ...
2
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1answer
375 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 ...
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2answers
2k 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?
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1answer
2k views

How can I disable Microsoft Security Essentials?

Can I disable the Microsoft security essentials in Windows 7 ? How to do it?
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2answers
80 views

Exactly how does MSE perform alongside the other paid AV suites? [closed]

Exactly how well does MSE perform alongside the other paid AV suites? I've noticed that Norton and Kaspersky had jacked up their prices - previously I had purchased KIS 2010 3 years for ~$110, but ...
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1answer
1k views

Can not run even Microsoft security essentials- Windows 7

I have windows 7 64 bit running in my computer and i have been using Microsoft security essentials as my antivirus.It was running fine and yesterday when i was trying to do a system scan, It found ...
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3answers
93 views

How do I detect bogus security alerts?

I've got a laptop from Toshiba, that came with or acquired a PC checker called "Toshiba laptop checker" or something like that. I also run MS Security Essentials on it. MSSE scans reveal no threats ...
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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 ...
2
votes
1answer
410 views

How to grant executables permission to run without causing Microsoft Security Essentials to melt down?

Practically every time I run MinGW gcc, my anti-virus program (MS security essentials, specifically msmpeng.exe) goes berserk, and steals 100% of the CPU for several seconds. This is maddening when ...
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0answers
460 views

Ran Microsoft Security Essential after malware attack, now Windows won't open

After I was hit by malware (from an email I opened) I downloaded Microsoft Security Essentials. Scanned and and cleared my computer. I shut down for a restart but now Windows won't launch. It gets ...
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4answers
669 views

How to prevent getting infected by rogue security applications

My computer never got infected with a virus before, because I'm using Web of Trust browser plugin, sandboxie and Avast Free antivirus. But today, it got infected with a rogue security application ...
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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.
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4answers
281 views

Suggestions for cleaning up the mess after removing the “system tool” virus? [duplicate]

Possible Duplicate: What to do if my computer is infected by a virus or a malware? Hi! Last night I got infected with the "System Tool" virus. For those who don't know it disallows the user ...
2
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2answers
400 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?
0
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3answers
850 views

Making optional Windows update permanent

Is there a way I can selectively make some optional Windows updates permanent? In particular I'm looking to make the definition updates for Microsoft Security Essentials permanent. I'm using Windows ...
3
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1answer
221 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.
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3answers
7k views

Windows Security Center Service can't be started

Win 7 Home Prem 32-bit I recently had a trojan detection by MS Security Essentials which it caught and quarantined. I now get the following in the action center - The Windows Security Center Service ...
3
votes
1answer
621 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 ...
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2answers
274 views

Run WinPatrol AND Microsoft Security Essentials?

Windows 7 Home Premium 32-bit Can I use WinPatrol in conjunction with Microsoft Security Essentials or will there be a conflict of interest and subsequent problems?
5
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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 ...
2
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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 ...
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 ...
0
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1answer
703 views

VMWare Player client can't access internet any more (DNS problem?)

I'm using VMWare Player 2.5.4 for a longer time on my Windows XP machine. In the last week the guest OS stopped being able to connect to the internet anymore: pinging up to the gateway/dns-server (my ...
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1answer
751 views

MS Security Essentials does not update automatically

I've installed Microsoft Security Essentials and my Windows XP Professional SP3 and it does not seem to install update signatures multiple times a day as I'm used to from other virus scanning tools. ...
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2answers
3k views

How can I remove an allowed program from Microsoft Security Essentials

I was downloading a network packet sniffer when MSE properly warned me about it. I responded to allow the program, since I didn't want it quarantined or deleted. Now that I'm done with the sniffer ...
3
votes
6answers
876 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 ...
0
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1answer
615 views

iptables blocks update for Microsoft Essentials

Please advise which ports/destinations shall be opened at the Linux firewall to allow MS Essentials updates for Windows PCs.
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4answers
301 views

Wrong Windows version identified when installing anti-virus software. Reset Windows version in registry?

Question: How do installation programs determine Windows version and how can I properly reset it? Is it via a registry key or is there some file in system32 that I can add? Background: I've been ...