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David LeBlanc

David LeBlanc is a senior technologist for Microsoft's network security group and is a member of Mitre's Common Vulnerabilities and Exposures editorial board. He has more than five years of Windows NT experience.
Email: dleblanc@mindspring.com

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Author Articles

Network Security Auditing

By David LeBlanc, 07/02/2001

The most important factor in your overall network security is how well you manage the network. Even well-built, well-managed systems, however, are vulnerable to ever-new security ...

Restricting Processes

By David LeBlanc, 02/01/2001

David LeBlanc shares some code to help you control the access levels that a process uses in Windows 2000.

Detecting Alternate Data Streams

By David LeBlanc, 11/30/2000

Alternate data streams occasionally crop up as security concerns because an attacker might use these streams to hide files. Find out how you can track down these data streams so ...

Understanding Process Tokens

By David LeBlanc, 10/31/2000

Learn how process tokens work, and find out about a piece of code that can expose the information within these tokens to help you debug your code.

Defeating Denial of Service – CPU Starvation Attacks

By David LeBlanc, 10/03/2000

This week, David tells you how to protect yourself from CPU starvation attacks, where an attacker leverages your mistakes to cause your system to consume all available processing ...

Defeating Denial of Service Attacks

By David LeBlanc, 09/19/2000

Learn how attackers attempt to starve the resources associated with your application and how to protect yourself from these types of Denial of Service attacks.

Structured Exception Handling and Security

By David LeBlanc, 09/06/2000

Learn how to use the structured exception handling (SEH) function that comes with the Win32 API to let C code handle errors in your application in much the same way that C++ ...

Setting Security, Part 2

By David LeBlanc, 08/22/2000

In Part 2 of his series on Setting Security, David LeBlanc presents an application you can use to initialize the discretionary access control list on a Registry key to give ...

Setting Security

By David LeBlanc, 08/08/2000

If your information is the least bit sensitive, inherited security permissions typically won’t be appropriate for your needs. Learn how to create and apply an ACL to protect your ...

Controlling Socket Connections

By David LeBlanc, 07/06/2000

When you're dealing with sockets and other network connections, you want to be selective about which hosts you accept connections from.

Secure Services

By David LeBlanc, 06/27/2000

Securing services is important to overall network security. Programmers need to be aware of the user context that a service will use and be careful when deciding which choice is ...

Bind Basics

By David LeBlanc, 06/01/2000

Parsing POP

By David LeBlanc, 05/19/2000

Writing a Secure POP3 Server

By David LeBlanc, 05/02/2000

Overflowing Buffers

By David LeBlanc, 04/19/2000

Setting Up Security Auditing

By David LeBlanc, 08/01/1999

Learn how to set up security auditing.

BackOffice Security

By David LeBlanc, 08/01/1999

Prevent unwanted access by being aware of where passwords are stored on your system.

Securing Custom Applications

By David LeBlanc, 08/01/1999

Many software companies don't design programs with high security in mind. Protect your self by examining your system very carefully before, during, and after installing new ...



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