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SecurityRSS

ESX(i) Host Security resources

Trusted Execution Technology(TXT) and Trusted Platform Module(TPM) configuration in ESXi and Deep Security

With Deep Security 9 there is an option to enable the monitoring of the Trusted Platform Module that is present in ESXi. To explain what TPM does in ESXi I am going to quote the vSphere Security PDF : Each time ESXi boots, it measures the VMkernel and a ...
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Created
Multiple OpenSSH vulnerabilities in ESXi 5.0 and 5.1 (2054170)

This article provides information on multiple OpenSSH vulnerabilities you may encounter when scanning for vulnerabilities in ESXi 5.0 and 5.1.

Created
Auditing the Cloud! ESXi & vSphere Basic Security Auditing - YouTube 34:40

Virtualization is here to stay. That's not to say it's a bad thing, but among the things that we spend some time talking about in the SANS Audit 507 course are the most common and most serious security mis-configurations and hazards that we find in virtua ...
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PowerCLI: Enabling and Disabling SSH on vSphere hosts

I’m all about running PowerCLI to replace GUI management. Every once in a while there is a requirement to access the ESXCLI on my vSphere hosts, and this is a classic task that is a multi-click process and if you’re using the old 4.x or 5.0/5.1 web client ...
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Created
PowerCLI: enable SSH and configure ESXi Firewall

It’s a long time ago when I posted a new article on my blog so it’s time to write some new content. I want to start with a post about configuring SSH to start automatically, hide the Shell warning message and configure the ESXi firewall to allow the conne ...
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Created
Joining ESXi hosts to a domain and granting permissions with PowerCLI (vSphere PowerCLI Blog)

Recently I was asked by an administrator to help him automate the process of joining ESXi Hosts or as PowerCLI refers to them “VMhosts” to a domain and granting permissions for a domain user with PowerCLI. In this post I am going to show you how this can ...
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Created
Script to Configure SSL on ESX/ESXi

I’ve had to create a bunch of SSL certificates for ESX/ESXi hosts. Its always a pain because there are a bunch of steps and I can’t remember what my company always uses for the Organization name/Organizational unit name. I created some documentation on th ...
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Set the Password for the root User Account

Set the password for the Root user account on ESX host ESX01

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Creating local users and groups in ESXi 5.0

This video discusses and demonstrates creating local users and groups in ESXi 5.0.

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ESXi Firewall – How to restrict IP addresses to secure ESXi

ESXi Firewall – How to secure ESXi host by allowing only certain IP adresses or IP ranges. After a fresh installation of ESXi, the host’s firewall isn’t configured with the best possible security for your environment. You usually adapt it for your own env ...
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Created
The new esxi firewall

Esxi introduces a brand new service oriented firewall (not based on iptables).It can be manipulated with the gui or the cli. It also allows new rules to be added if necessary via the implementation of xml files.

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Testing TCP Network Firewall Ports from ESXi

As we all transition to ESXi there are certain activities that we need to figure out a new way of doing. One item that comes up in new deployments is making sure that all of the ESXi –> firewall rules are defined correctly. I do not believe that there ...
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Created
PowerCLI Script to rotate root password on managed ESXi (5.0) hosts

While I borrowed a bit from previous solutions I hacked out the following which I have tested against three speparate environments. Basically this script will query against the connect vCenter server for all managed hosts, then ask the user for the existi ...
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Created