Category: Technical Reference

57 Tips Every Admin Should Know

GFI’s 57 Tips Every Admin Should Know: The longer a person serves as a network admin, the more tips and tricks they are likely to pick up along the way. Some could be shortcuts, others might seem like magic, but all are intended to save you time and help you solve problems. Assume that all …

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PowerShell 101: PowerShell Guide/CheatSheet

Michael Sorens has put together a comprehensive guide to using PowerShell: This series of articles evolved out of my own notes on PowerShell as I poked and prodded it to show me more. As my collection¬† burgeoned, I began to organize them until I had one-line recipes for most any simple PowerShell task. Simple, though, …

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Great InfoWorld Interview with Mark Russinovich on Azure and Cloud Computing

InfoWorld has a great Interview with Mark Russinovich, Microsoft Technical Fellow, on Azure and Cloud Computing. I included my favorite quotes below: Intro: Mark Russinovich is a legendary figure in the computer industry. A former teenage hacker who went on to earn a PhD in computer engineering from Carnegie Mellon, Russinovich cofounded Winternals Software — …

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Active Directory 2012 DCPromo

Starting with Windows Server 2012, DCPromo is no longer used to promote a member server to be a Domain Controller. Since DCPromo no longer works (Microsoft calls this featured deprecated), there is a new GUI option and associated Powershell commandlets. There are major changes to the promotion process which integrate the process. This simplified process …

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PowerShell: Useful WMI Classes

Here are some WMI Classes I have found useful: Get-WmiObject -Class Win32_BIOS Get-WmiObject -Class Win32_ComputerSystem Get-WmiObject -Class Win32_OperatingSystem Get-WmiObject -Class Win32_NetworkAdapter Get-WmiObject -Class Win32_NetworkAdapterConfiguration Get-WmiObject -Class Win32_Product Enumerating Win32 WMI Classes: [array]$WMINames = Get-WmiObject -Query ‘Select * From Meta_Class WHERE __Class LIKE “win32%”‘ | Where-Object { $_.PSBase.Methods } | Select-Object Name, Methods $WMINames = $WMINames …

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Virtualization Updates to Active Directory 2012

As part of the many updates to Active Directory, one of the most interesting is virtualization safeguarding in Windows Server 2012. Active Directory Domain Controllers running Windows Server 2012 can now identify if they are virtualized and have been improperly restored or cloned (copied). Windows Server 2012 introduces a new feature called the VM Generation …

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Microsoft BlueHat Resources

Microsoft has their own internal employee security conference called “BlueHat“. Here are session links from the past few years:

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Group Policy Preferences Password Vulnerability Now Patched

Looks like Microsoft finally removed the ability to set admin account passwords through GPP due to the Group Policy Preferences password¬† exposure vulnerability. More information on how Group Policy Preferences are attacked is in the post “Finding Passwords in SYSVOL & Exploiting Group Policy Preferences“. Because of the security concerns with storing passwords in Group …

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Active Directory Changes in Windows Server 2012

Active Directory, aka Directory Services, has been updated quite a bit in Windows Server 2012. Here are some of the major updates: Virtualization: Rapid deployment with cloning & safeguarding Dynamic Access Control DirectAccess Offline Domain Join Active Directory Federation Services (AD FS) Active Directory Administrative Center Improvements PowerShell version 3 commandlets including Active Directory Replication …

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Active Directory FSMO Placement Guidance

FSMO Placement Guidance Summary: Make sure the PDC is highly available and connected. Place the PDC on your best hardware in a reliable hub site that contains replica domain controllers in the same Active Directory site and domain. Place the Forest FSMOs on the forest root PDC (schema master & domain naming master). Place the …

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