Install anti virus program on Guest too ??

Discussions about using Windows guests in VirtualBox.
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jnl2
Posts: 32
Joined: 4. Feb 2015, 00:17
Primary OS: MS Windows 7
VBox Version: OSE Debian
Guest OSses: MS Windows 7 64bit
Location: San Rafael, CA

Install anti virus program on Guest too ??

Post by jnl2 »

Host: Win 7 w/ Norton Anti Virus
Guest: Win 7

I'm considering exposing a newly installed VBox (my first time utilizing a VM :oops: ) to the internet. Should I also install some anti virus software (Norton) to the Guest in addition to already having it running on the Host.

Thank you as always.
Host: Windows 7 64bit w/ Win updates. VBox Guest Extension and Additions included.
Client: Windows 7 64bit w/ Win updates.

RAM: 8GBs total. 4Gb devoted to client.
HD: 900GB total. Min 400GB devoted to client and dynamic
MPerz
Posts: 39
Joined: 18. Apr 2013, 16:29
Primary OS: MS Windows other
VBox Version: VirtualBox+Oracle ExtPack
Guest OSses: Windows, Debian, Ubuntu

Re: Install anti virus program on Guest too ??

Post by MPerz »

You should treat the VM just as you would any other computer. It has nothing to do with the security configuration of the host that it runs under. If it faces the Internet, then it is subject to the same threats that any other Internet-facing machine would be - physical or otherwise.
jnl2
Posts: 32
Joined: 4. Feb 2015, 00:17
Primary OS: MS Windows 7
VBox Version: OSE Debian
Guest OSses: MS Windows 7 64bit
Location: San Rafael, CA

Re: Install anti virus program on Guest too ??

Post by jnl2 »

Thank you for the response. So it's safe to assume that you then run an anti virus program on your Guests?
Host: Windows 7 64bit w/ Win updates. VBox Guest Extension and Additions included.
Client: Windows 7 64bit w/ Win updates.

RAM: 8GBs total. 4Gb devoted to client.
HD: 900GB total. Min 400GB devoted to client and dynamic
mpack
Site Moderator
Posts: 39134
Joined: 4. Sep 2008, 17:09
Primary OS: MS Windows 10
VBox Version: VirtualBox+Oracle ExtPack
Guest OSses: Mostly XP

Re: Install anti virus program on Guest too ??

Post by mpack »

An alternative view:

You only need AV in the guest if you care about the guest being infected. Which, for example, I don't - I would just delete the guest and either restore it from an uninfected backup, or create a new one. It's not like a new VM costs me money.

Just make sure you don't copy executable files to the host without checking them first. A non-resident malware scanner is good for that.
noteirak
Site Moderator
Posts: 5231
Joined: 13. Jan 2012, 11:14
Primary OS: Debian other
VBox Version: OSE Debian
Guest OSses: Debian, Win 2k8, Win 7
Contact:

Re: Install anti virus program on Guest too ??

Post by noteirak »

Several discussions about your question :
viewtopic.php?f=1&t=55738
viewtopic.php?f=1&t=52781

And many more on Google. let's not dwel on topics covered many many times before :)
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