how to
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Security
Secure SSH with Public Key Authentication and Two Factor with Duo
If you want the ultimate in security for your SSH enabled Linux box that is sitting in the DMZ or in a 1-to-1 NAT scenario, you can basically have 3 factor authentication setup for your SSH enabled server by using…
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Networking
Sophos UTM Block web traffic for only one host
Within Sophos UTM, as much as I like the product and have enjoyed using it in my home lab environment, blocking a single host from being able to hit the web is really not very intuitive at all. ย In other…
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Hyper-V
Setup a Hyper-V Cluster Lab in VMware Workstation
Setting up a Hyper-V cluster lab in VMware Workstation is not too difficult and can easily be accomplished in a couple of hours worth of work to get things configured and ready to go. ย Basically the same requirements hold true…
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VMware
Updating VMware Operations Manager vApp
Recently with all of the bug fixes and security updates coming out from VMware and others due to Ghost vulnerability, etc, I decided among other VMware updates to update the Operations Manager vApp. ย Updating VMware Operations Manager vApp is relatively…
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Security
How to Increase Home Network Security
Let’s face it, these days, our digital security is under attack just about anywhere we are and access our data. ย However, we may not think about security when we are at home. ย After all, home is our private place, our…
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Windows
How to allow remote desktop connection Windows 8.1
Remote desktop is a great way to connect to a workstation either in the same location or remotely anywhere on the Internet (with proper firewall allowances in place of course). ย If you have setup a workstation at home or at…
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Clonezilla not finding network card driver
Clonezilla is a great open source means to capture and restore system images and it works very well.ย However, like all boot disks, you may run into issues if you boot from Clonezilla on a laptop or desktop that has…
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Security
How to find an infected network host sending SPAM messages
A very challenging situation in a network environment where you may have several or even hundreds of network hosts is finding a specific host that is infected with malware.ย Many variants of malware may send SPAM messages from the infected…