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NetFlow and Visibility in the Virtual Environment

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2008-03-31 23:21:54 by John Peterson in Security In The Virtual World
...virtual environment and potential hypervisor based attacks, we sometimes forget about the visibility problem within the virtual environment Today's blog is about just that. Visibility We've all probably heard the saying, its hard to secure what you can't see and that understanding your environment is the first step to security. Well, with...
 
Tags: virtual, virtual environment, environment, virtual infrastructure, virtual switch, virtual firewall, virtual security product, physical world, world
 
 
 
 
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NetFlow and Visibility in the Virtual Environment

The Article has images
2008-03-31 23:21:54 by John Peterson in Security In The Virtual World
...virtual environment and potential hypervisor based attacks, we sometimes forget about the visibility problem within the virtual environment Today's blog is about just that. Visibility We've all probably heard the saying, its hard to secure what you can't see and that understanding your environment is the first step to security. Well, with...
 
Tags: virtual, virtual environment, environment, virtual infrastructure, virtual switch, virtual firewall, virtual security product, physical world, world
 
 
 
 
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Netflow visibility inside Virtual Environments

The Article has images
2008-04-22 18:07:24 by John Peterson in Security In The Virtual World
...virtualized environments is the lack of visibility of the communication between virtual machines. With this lack of visibility a number of challenges start to appear such as security, monitoring and capacity planning. Its hard to secure what you cant see or dont know about and its hard to determine when you need to add more resources when you...
 
Tags: virtual network communication, communication, virtual network, virtual environment communication, netflow, network communication, visibility, network, enable network visibility
 
 
 
 
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Netflow visibility inside Virtual Environments

The Article has images
2008-04-22 18:07:24 by John Peterson in Security In The Virtual World
...virtualized environments is the lack of visibility of the communication between virtual machines. With this lack of visibility a number of challenges start to appear such as security, monitoring and capacity planning. It???s hard to secure what you can???t see or don???t know about and it???s hard to determine when you need to add more...
 
Tags: virtual network communication, communication, virtual network, virtual environment communication, netflow, network communication, visibility, network, enable network visibility
 
 
 
 
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Virtual Security Concerns

2008-01-31 14:01:47 by John Peterson in Security In The Virtual World
 
...virtual networks created by the power of VMWare, Citrix/XenSource, Virtual Iron and the like are less secure than their physical counter parts. I believe Gartner made such a claim. Is that actually true I tend to believe that it is. One of the security problems that hasn't widely been discussed is the trust issues around Virtual Server...
 
Tags: virtual server images, security concerns, virtual server, concerns, security, server, linux server, virtual environment, physical server
 
 
 
 
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Sophos feeds Tim Greene a line of bull on virtual NAC

2008-05-22 13:14:15 by HASH0x8ad9860 in StillSecure, After All These Years
 
...virtual environments" and was curious to see if Sophos had taken a similar tact to what we did here at StillSecure in securing multiple virtual machines on the same physical machine. After reading the article though I have to say that Richard Jacobs, CTO of Sophos fed Tim Greene a line of bull First of all lets start with the obvious. Sophos...
 
Tags: virtual, individual virtual machines, virtual environments, multiple virtual machines, nac, virtual environment, hosts virtual machines, non-compliant virtual machine, compliant
 
 
 
 
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Virtual Security = Virtual Performance Challenge

2008-02-14 18:24:44 by John Peterson in Security In The Virtual World
 
...virtual environment I think not only about security but the performance impact security applications will have on the virtual environment People virtualize because CPU/Memory resources have been UNDER utilized. People have traditionally bought a server to host an application and those applications are not always in use. Many times they sit...
 
Tags: security, symantec security applications, network, network based security, security detail, reflex vsa product, reflex, perimeter security, security application
 
 
 
 
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Virtual Security = Virtual Performance Challenge

2008-02-14 18:24:44 by John Peterson in Security In The Virtual World
 
...virtual environment I think not only about security but the performance impact security applications will have on the virtual environment People virtualize because CPU/Memory resources have been UNDER utilized. People have traditionally bought a server to host an application and those applications are not always in use. Many times they sit...
 
Tags: security, symantec security applications, network, network based security, security detail, reflex vsa product, reflex, perimeter security, security application
 
 
 
 
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Virtual Environments will be more secure than their physical counter parts by 2010

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2008-03-22 18:29:17 by John Peterson in Security In The Virtual World
...Virtual Environments will be more secure than their physical counter parts by 2010 Neil McDonald of Gartner reported in 2007 that throughout 2009, 60% of virtual environment deployments would be less secure than their physical counter parts Although I tend to believe Neils prediction Im a bit optimistic about the markets awareness of the...
 
Tags: security concerns, application security concerns, virtual, concerns, server, virtual server, virtual appliances, security infrastructure due, lift