Taken literally as the "opposite" of a computer virus, an anti-virus software is used to prevent, detect, and remove any potential threats to a computer system.

learn more… | top users | synonyms (1)

0
votes
0answers
411 views

Prevent McAfee Security Scan Plus from installing - ever

Whenever Flash updates, some colleague or friend keeps pressing OK, and without noticing, McAfee Security Scan Plus is installed (and it happened to me several times as well). Then, after a while, a ...
-6
votes
2answers
1k views

McAfee deleting Counter Strike.exe [closed]

I have got McAfee in my Windows 8 PC. The problem arose when i installed Counter Strike 1.6 on my PC. McAfee quarantined the game launcher file(cstrike.exe) saying it was a "Generic PWS' or ...
-1
votes
1answer
50 views

Does an antivirus with different versions receive different virus definitions? [closed]

Let's consider two scenarios. On one hand, a user has an ABCAntivirus version.1 program running on one machine and ABCAntivirus version.2 on another. Both machines have the same operating system ...
0
votes
2answers
2k views

Security certificate has been revoked Chrome

Some days back I started receiving below message in Chrome whenever I open site with a secure connection such as https://www.facebook.com or https://www.gmail.com Security certificate has been ...
0
votes
1answer
229 views

How do I find the source of my virus that creates popups when new programs start up [duplicate]

I have a virus on my windows computer. It seems to create new chrome tabs when I start using a new application. For example, if I go to Youtube and I start up flash, it may create a new tab. When I ...
0
votes
0answers
2k views

Avast Antivirus Free Edition produces error code 0x80046401. All shields are down. How do I enable protection again?

All the shields of Avast are disabled. The GUI module reports, "The avast! antivirus is off: Start" I can not manually enable Avast and when I try to do that, I get an error code: ...
-5
votes
1answer
382 views

FOSS real time antivirus for Windows? [closed]

Can anyone suggest a open source antivirus software which is capable of real time scanning in any OS ?
1
vote
2answers
3k views

Permissions to allow Dropbox access but prevent Anti-virus access

My computer has some anti-virus software installed that runs constantly and checks for what it believes are malicious executables. I cannot disable or control the anti-virus software. I have dropbox ...
0
votes
0answers
797 views

svn unable to connect to a repository at url

I am using Windows7 + TortoiseSVN 1.8.0.24401 (64bit) svn was working fine but few weeks ago I installed Avast Free Antivirus, when try for svn-update it said: I also want to share one issue more I ...
1
vote
0answers
263 views

No Internet After Uninstalling Avira Internet Security

I am having an issue with one of client machine where after uninstalling Avira Internet Security I lost my internet connection. A weird thing is that, I can still open one website, but not the rest. ...
0
votes
1answer
797 views

Kaspersky 10 blocking my exchange server emails

i'm a system administrator for about 400 client machines and i need help please. I have recently installed Kaspersky 10 on my domain and now the individual users can't access their exchange emails. if ...
-2
votes
1answer
60 views

Approx. what fraction of viruses will manipulate the installed antivirus program to make themselves undetected once they are in RAM? [closed]

If this percentage is high, why do people still bother to run AV after the PC is booted; why is it not the norm to boot from media (disc etc.) and then scan the infected disk (when there is no chance ...
3
votes
1answer
655 views

How do I disable avast notifications?

I use Avast 8 on Windows 7. It displays popup alerts all the time. I have disabled the annoying update notification voice alerts, but I'm unable to locate where I can disable the notification popups ...
0
votes
1answer
670 views

how to update McAfee through command line

I have McAfee Total Protection anti-virus installed on my computer and would like to commit an update through command line. How can I do that?
-1
votes
0answers
28 views

Norton Antivirus Dissappeared from System Tray-Still Protecting Computer [closed]

I accidently clicked on a banner ad on and hurried and closed it but I worried it might have a virus and when I went to do a virus scan I noticed my Norton Antivirus was no longer in my System ...
0
votes
1answer
507 views

How I can delete virus file from Quarantine?

I am using Nod32 Antivirus 5 (I buy key for full 1 year). Today when I see in Tools it is showing me that there is 1 virus file in Quarantine. But when I am going into Quarantine it is empty!! I also ...
0
votes
3answers
92 views

can virus be detected by scanning setup file?

I have windows 7 and use Avast free antivirus; I wonder if virus are detected by scanning the installer or setup file before starting to install, so that I am safe before the installatoin starts. ...
0
votes
4answers
126 views

How to secure a Windows ME system connected to the internet? [closed]

I am about to re-install Windows ME on an old Dell Dimension 4300. The computer is connected to the internet via a 2Wire 3600HGV DSL modem/router. What do I need to secure the computer? Do I need ...
-1
votes
2answers
78 views

Outlook Express and free antivirus

I have a business that runs Outlook Express and recently they got hit by the latest 2013 fake AV scareware. They do have some type of version of Symantec AV installed but it has failed despite always ...
0
votes
1answer
65 views

Virus File For Testing AV Software

I remember running across a few threads that mentioned a file you could download that mimicked the behavior of a true virus. Obviously it is completely harmless and is only used to check the ...
0
votes
1answer
569 views

MBR viruses: Is that really possible? What do I have to do to prevent?

I'm going through a real mystery right now. My friend has a Sony Vaio VPCEG notebook and recently it keeps showing the following message: S.M.A.R.T Hard Drive detects Error. Please consider ...
7
votes
2answers
2k views

How to scan and detect spying software

I have a friend who caught his landlord in his apartment using his laptop (he moved out afterward). The next time he tried to log in, his password was changed. I fixed the password problem but I got ...
-5
votes
1answer
371 views

Does a antivirus scan the RAM for virus detection? [duplicate]

Does a antivirus scan the RAM for virus detection?I am using a Mcafee, i don't know whether it's relevant, or maybe every virus works the same mechanism?
0
votes
1answer
114 views

Is it safe to load antivirus services after other system services?

Avast! antivirus let me choose whether to load its services before or after other system services. I noticed that by unchecking that box (and letting avast load first) the system boot hangs and it ...
3
votes
2answers
412 views

How to view the valid period of McAfee antivirus software?

For those that are using McAfee antivirus software; On my computer, there should be a place to view the validity of my user period, is there a way to see it?
7
votes
2answers
379 views

What happens if you install an antivirus program with another already installed? [duplicate]

Antivirus software always warns that any other antivirus currently installed should be uninstalled to avoid serious problems. From what I understand, one program may see another AV as a potential ...
1
vote
0answers
46 views

Completely remove Windows Defender from my laptop? [duplicate]

Unfortunately, it seems as if Windows Defender is causing severe problems with my Windows 7 x64 laptop. I would like to uninstall it completely - not just disable it, but get rid of it from my system. ...
0
votes
2answers
104 views

Questions about malware

I have a couple questions about malware and exploits that I hope someone could answer to help me better understand those topics. First: I know of two dominant ways to spread malware. The malware ...
4
votes
5answers
1k views

Dual boot Windows 7 / 8 is one Antivirus software enough?

I have a dual boot setup with Windows 7 and Windows 8. In Windows 7 I have Antivirus / Internet security Software from Symantec. Is it enough if I scan the Windows 8 partition lets say once a week or ...
2
votes
3answers
827 views

Installed new Antivirus Software now Computer is extremely slow! Can I fix that?

Yesterday I installed a new Antivirus as my old licence was not valid anymore. I chose the free Avast. Now the pc is extrem slow. It takes about 8 min to start (before with Kaspersky it took 2 min). ...
1
vote
2answers
269 views

Linux and safe Web browsing [closed]

Is it possible for a Linux system to get infected from Web browsing to a site with malicious code, malware, or trojan? I run Fedora Core 18 (KDE), Firefox 20.0 for Linux and Konquerer 4.10.1. I ...
4
votes
1answer
110 views

Antivirus for my virtual machine [duplicate]

I have a home computer with Windows 7 64-bit Pro installed. For nearly all of what I do, this setup works great, but I have some web applications which won't work. I've experimented and discovered ...
0
votes
0answers
34 views

Logging everything a program does

I am creating a virtual machine that is equipped to test fishy .exe files. Is there such a program that allows you to see exactly what files a .exe is creating or things such as processes it is ...
0
votes
1answer
75 views

How long should I wait for a virus to be removed before attempting to shut the process down and try again? [closed]

After a 7 hour scan of over 200GB of backed up information on my external hard drive MSE found a single virus Win32/cmdow.A within a rar installer of an open source expansion of a game .. and it has ...
0
votes
1answer
119 views

Why does a certain program need .NET Framework and SQL Server?

My question is not intended to provoke a deep discussion, I'm just looking for peace-of-mind. I'd like to download and play this simple game: ...
0
votes
0answers
110 views

Web browser in virtual machine spawns error on host machine

I'm running Ubuntu 12.10 in VmWare Player, and my host machine is running Windows 7 x64. I was browsing the Web from within the virtual machine, and somehow the site I was visiting tried to infect my ...
0
votes
1answer
765 views

Hitman Pro scan results [closed]

I installed Hitman Pro (trial version) a while ago on the recommendation of someone on either this forum or the MalwareBytes forum when I was trying to remove the globasearch virus from my computer. I ...
2
votes
2answers
165 views

What does an AVG “False alarm” message mean?

My question is about the category of AVG alerts which contain the text "False alarm", such as the one that appears in this old forum thread: ...
0
votes
1answer
597 views

Erratic cursor behavior. Auto scrolls in browsers, slow to respond and moves erratically

My computer is not unusable yet, but its getting there. Inside browser cursor moves in an erratic way. The cursor scroll icon has changed its usual appearance, and it seems to move sometimes on its ...
1
vote
1answer
52 views

Securely transferring files to new computer

I currently have a really old computer with tons of viruses on it and I have bought a new one recently to replace it. The problem is I still have some files on my old computer that I need but I'm ...
1
vote
0answers
92 views

Registry key for virus protection

Does anyone know if Action/Security Center uses a registry key (or file) to determine whether or not to notify the user that no virus protection is installed? I'm not trying to turn off ...
0
votes
1answer
305 views

Can I delete this Kaspersky Temp File safely?

Kaspersky files are taking a lot of space and so I went online and found out how to delete Kaspersky temp files. However I couldn't find any files ending in .tmp (yes, I have show hidden folders on) ...
1
vote
1answer
360 views

Antivirus in Virtual machines to scan host machine

I have a host Win 7 system, with a virtual machine running Win XP installed on the host. I have an antivirus installed on the host and also on the virtual machine. Now, my host machine has to deal ...
0
votes
2answers
223 views

Repaired MBR from WinXP, now Fedora won't boot

I have a machine on which I installed windows XP and then installed Fedora 18. Everything worked fine when booted Fedora first time. But when I booted XP my antivirus software prompted me with a ...
0
votes
1answer
462 views

Do I need a virus program in a virtual environment? [closed]

I have a Mac OSX running Parallels desktop with Windows 7. Do I need an anti-virus program? And what free program would be the best if I do? It is also shared on the network.
1
vote
1answer
20 views

presario powers up but screen never lights up

I have a Compaq laptop Presario CQ61. The unit powers up but the screen doesn't light up. I downloaded a Kaspersky update, rebooted and the screen had a small check mark in the upper left corner. I ...
1
vote
0answers
702 views

What is the reason behind windows 7 going very slow and Kaspersky not detecting a single virus?

I have ubuntu 10.04 and Windows 7 installed on my laptop. The windows 7 was working well for a few years and suddenly it started giving problem and became unbearably slow. i suspected virus and ...
1
vote
4answers
26k views

Chrome Downloads Virus Scan Failed

Chrome just recently updated (Version 24.0.1312.57) and I can't download files no more. I think the latter is the result of the former. Internet Explorer (8) has no problems. OS: Windows XP SP 3. ...
0
votes
1answer
45 views

computer simulates attack and freezes websites

My Dads computer keeps simulating attacks (beeping) and then freezes on certain websites but also random new sites we go to. It used to work just fine on those sites but all of a sudden started to ...
0
votes
1answer
929 views

how to fix external HDD become 1.0KB shortcut

When i open my external hdd, all i can see is just 1.0kb shortcut that is the same name as my external hdd and when i click it i would redirect me all my files. even my flashdrive is experiencing the ...