1
vote
1answer
107 views

Is a seperate server needed for remotely accesing accounting software?

Wishing you all a great 2014. I hope this is the right section. Basically we have a Dell Poweredge R520 server in our office, and we now want to install some accounting software that can be accessed ...
0
votes
1answer
94 views

How can an out-of-the-box (Windows) server not be secure? [closed]

Background: I'm considering switching from shared web hosting to VPS for added security. However - managed VPS's costs much more than unmanaged ones. So, assuming: I secured my website against any ...
2
votes
3answers
249 views

Suspicious VMWare connections that bypass firewall

I'm running VMWare 5 and I have found that when I start up VMWare I see two connections: TCP 10.100.100.161:55555->as-40816.engx.vmware.com:https (ESTABLISHED) TCP ...
0
votes
2answers
245 views

Isolating host machine from external network

How to prevent a host machine from sending/receiving packets with the following network configuration: eth0 - physical NIC :: not configured; tun0 - virtual NIC for VM which role is the gateway for ...
2
votes
2answers
223 views

Using a virtual machine as a buffer between USB media and OS

I was directed here from the Unix & Linux site. I've gone through some of the related questions, but they seem to be more concerned about whether a guest OS can access the host OS in someway. ...
3
votes
1answer
320 views

Is it possible to detect host-machine of my virtual-machines?

So basically I need to know is there any way to find a connection (or relation) between packets sent by my VMs and my host machine. In my lab I have lots of workstations, each running a VirtualBox ...
1
vote
1answer
415 views

Isolate a Virtualbox VM from local network [closed]

I have the need to isolate a virtual machine created with Virtualbox from the local network but I need to provide internet access to that machine. It is the first time that I face this kind of ...
1
vote
1answer
79 views

VM Guest network security with NAT?

Supposing I have an untrusted guest VM (e.g. I'm running a cloud data centre). If I set the network connection up to use NAT, the guest can still access the internet. But what's to stop them accessing ...
2
votes
1answer
179 views

How are IaaS Virtual Machines Isolated?

I am currently examining Hypervisor firewalls for my graduate thesis, but I unfortunately don't have a lot of experience with IaaS environments. How are IaaS Virtual Machines network isolated from ...
5
votes
1answer
464 views

Setting up home lab with Snort and Vyatta - looking for resource recommendations or advice

I'm looking to turn a new desktop (Ubuntu 12.10-64bit) I built into a virtual home lab for testing and experimenting with various security things. The first setup I would like to try running is the ...
5
votes
2answers
378 views

Segmenting Virtual Network Traffic

I have a basic to moderate understanding of VLAN's and their pros and cons as they relate to network segmentation but I'm wondering where to start as one moves into virtualized environments. From a ...
0
votes
2answers
134 views

Setting up a remote test environment correctly

My setup: - Main Box (connected to network) - VM1 : Linux - VM2 : Windows 7 Both the VMs are running off VM Player and using Bridged: connected directly to the physical network and replicating ...
1
vote
2answers
395 views

Can a TCP connection with a VM be “escaped from” to reach the host? [duplicate]

Possible Duplicate: How secure are virtual machines really? False sense of security? If a VM (e.g. VirtualBox) on host A opens a TCP connection to a hacker Z, are there any possible ...
4
votes
1answer
1k views

Physical machines not detected from a Backtrack VM

Some time back I asked about using metasploit on a virtual machine here. This question is a kind of 'part 2' of it. My test bed set up consists of 3 physical machines: A, B and C. Each of them have ...
0
votes
2answers
115 views

Protecting LAN from remote controlled VMs

I am making a virtual network setup for my high school cybersecurity team to practice. I am connecting all the VMs together through a VPN and then people who are practicing will VPN in and ssh/remote ...
4
votes
1answer
3k views

VirtualBox Pen Test Lab Setup

So i'm trying to set up a pen test lab in virtual box on my windows 7 host. I have 3 guest OS's installed: 1.) BackTrack5 2.) Centos 5 Server/Snort (My Snortbox) 3.) Win XP (Unpatched) I have 3 ...
3
votes
3answers
457 views

Is vlan considered a security feature? [duplicate]

Possible Duplicate: Why do people tell me not to use VLANs for security? This topic came up in a discussion about network infrastructure, where a company had moved from separate physical ...
5
votes
5answers
447 views

Is there a way to identify the host of a malicious VM from across the network?

Scenario: Someone is attacking your network. However, they're not exactly using their machine to do it - they're using a VM running on their system. The VM's network adapter is configured in ...
7
votes
5answers
4k views

How to detect hosts running in virtual machines with nmap?

I have to determine if a given subnet has virtual hosts. Are there any ideas about what switches to use?