Microsoft renames and upgrades two Forefront security servers.
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Working with Forms
Forms are how your users talk to your scripts. To get the most out of PHP, you must master forms. The first thing you need to understand is that although PHP makes it easy to access form data, you must be careful of how you work with the data.
PHP Tip: Validating a Credit Card
Learn how to make sure the credit card you're accepting isn't fraudulent.
Computing a MS-CHAPv2 Client Response
Learn about a RFC2759-compliant implementation of the MS-CHAPv2 response calculation algorithm.
Keyboard Spy: Implementation and Counter Measures
Learn to develop hook-based key loggers and hook-safe software.
Security Certificates Treatment with CryptoAPI
How to add security certificates to certificates stores, as well as how to get information from them. This uses CryptoAPI.
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Quirky and yet persistent, C++ is a language that keeps programmers coming back to it. Pick up some new ways to wrangle it into your workflow.

Creating a Server with .NET Socket Programming
HTTP isn't the only network protocol that's useful. Learn about, or beef up your skills with, socket-level programming.

Common Library Functions in Visual Basic
Learn about the functions, and see a small example of how the particular functions can be used.
The Top Challenge for Developers is...
Most developers face a grueling challenge to please their end users. We asked their top challenge is. With over 3,000 responses, the results are now available!