Gary C. Kessler

Gary C. Kessler is a consultant and the program coordinator of the networking major at Champlain College in Burlington, Vermont.

Articles by Gary C. Kessler
Hiding Data in Data
Does your encrypted data stick out like a sore thumb? Try these techniques for hiding it.
Other Forms of Steganography
Steganography doesn’t need to be high tech or in written form. Here are some examples of different types of steganographic methods.
DNS Resources
Gary Kessler provides a list of third-party products that let you provide a DNS service on an NT server.
Subnetting and Variable-Length Subnet Masks
Understand VLSMs and get a handle on your organization's IP address setup.
How DNS Works
Is your organization preparing to connect to the Internet? Use these DNS references and tools to help get the job done right.
The Power of Packet Filtering 2
Follow these guidelines for securing your server.
Deciphering Cryptography
Decrypt the basics of cryptography, discover the different cryptographic algorithms, and decode how NT uses cryptography.
Add Fuel to Your Firewall
Discover several security tools that help you spot potential problems before attackers exploit them.
Routing, NT, & RIP 9
Learn how to use NT Server as a software-based router.
IP Addressing Basics 115
Learn everything there is to know about IP addresses, from classful addresses to subnetting.
Alternative Address Conservation Schemes
In the past few years, developers have created several methods that cleverly use available IP address space. Here are some of them.
Windows NT and DHCP
The NT version of DHCP lets you assign almost 50 network settings, but most network administrators use this full-featured tool to conserve network IP addresses.
NEW: Microsoft Hyper-V Master Class with John Savill

A new Master Class with John Savill! Get 12 hours of detailed instruction covering all the key aspects of a Hyper-V based virtualization environment.

During this training attendees will learn how to:

-- Architect a Hyper-V based virtualization solution.
-- Migrate from physical and other virtualization environments.
-- Implement a private cloud solution.

Thursdays, April 17th through May 8th
 

Upcoming Training

Deploying Windows 7 and Windows 8.1 with System Center Configuration Manager 2012 R2

Tuesday, May 6th @ 11am, 1pm, 3pm ET

In a single day you will learn to deploy Windows 7 and Windows 8.1 using System Center Configuration Manager 2012 R2 and MDT 2013. Johan Arwidmark guides you through the entire build process. You will learn about reference images, deployment of images, drivers injection, adding updates and applications and a great deal of real-world tips and tricks.

Enroll by April 29th and SAVE 15%
View All Online Training

IT/Dev Connections

Register now to get the best rates available!

Current Issue

April 2014 - The architectural components related to Hyper-V networking in System Center Virtual Machine Manager 2012 R2 can be confusing. Walk through all the VMM networking architectural components and how to use them.

CURRENT ISSUE / ARCHIVE / SUBSCRIBE

Windows Forums

The Windows IT Pro forums are moving to myITforum.com! Get answers to questions, share tips, and engage with the IT professional community.

Sponsored Introduction Continue on to (or wait seconds) ×