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Edward Haletky

Edward L. Haletky, aka Texiwill, is the author of VMware vSphere(TM) and Virtual Infrastructure Security: Securing the Virtual Environment as well as VMware ESX and ESXi in the Enterprise: Planning Deployment of Virtualization Servers, 2nd Edition. Edward owns AstroArch Consulting, Inc., providing virtualization, security, network consulting and development and The Virtualization Practice where he is also an Analyst. Edward is the Moderator and Host of the Virtualization Security Podcast as well as a guru and moderator for the VMware Communities Forums, providing answers to security and configuration questions. Edward is working on new books on Virtualization. [All Papers/Publications...]

Intrusion Protection and Detection within the Virtual Environment

November 18, 2009

By Edward Haletky

Intrusion Protection Systems (IPS) differ quite a bit from Intrusion Detection Systems (IDS). An IPS is designed to modify some form of security setting when an intrusion is detected, thereby preventing the intrusion from being successful. An IDS on the other hand is just the detection component used by an IPS. Like all security tools…

Upgrades to VMware vSphere will Impact Availability and Security!

November 5, 2009

By Edward Haletky

I was upgrading my nodes from VMware VI3 to VMware vSphere and used the VMware Update Manager to perform the update. Given that my existing filesystems were implemented to meet the requirements of the DISA STIG for ESX, as well as availability. I was surprised to find that when the upgrade of the first node…

Virtualizing from an Island?

October 30, 2009

By Edward Haletky

I was recently on an island and it got me thinking of how would I move my company to the island. The company services people around the world, but would also service local to the island. Does virtualization really help me here? Why do I ask this, because an island is often prone to the…

Making sense of the Virtualization Security Players (Updated)

October 12, 2009

By Edward Haletky

The known virtualization security vendors Reflex Systems, Catbird Security, Altor Networks, HyTrust, Symantec, Trend Microsystems, Tripwire, and VMware all showed their wares at VMworld. Even Checkpoint was showing off their firewall integration within the virtualized environment. Are these really competing products or products that have unique uses within the virtual environment with just a bit…

Regulatory Compliance, Slowly Catching up with Virtualization

October 6, 2009

By Edward Haletky

As of this writing just a few of the regulatory compliance groups are working to encompass Virtualization. However, they are not close to anything publishable yet. What does this mean for companies that must enforce regulatory compliance? What does this mean to an auditor? The big question many are asking, is if the Compliance documents…

Are Hypervisor Vendors welcoming ISVs?

September 28, 2009

By Edward Haletky

There is a great debate on which hypervisor vendor works with ISVs and which do not. You have a number of ISVs working with VMware that are just now starting to work with Hyper-V. A number of ISVs that are struggling to catch up in the virtualization space. Hypervisor Vendors that are directly competing with…

40,000 Firewalls! Help Please!?

September 21, 2009

By Edward Haletky

While at VMworld I was suddenly hit with a blast of heat generated by the 40,000 VMs running within the VMworld Datacenter of 150 Cisco UCS blades or so. This got me thinking about how would VMsafe fit into this environment and therefore about real virtualization security within the massive virtual machine possible within a…