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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It's essential to know the differences in these libraries and use them correctly. This brief tutorial will guide you.

Web Developers: Are Your Sites Using HTTPS?
Web sites that need certificates, the secure ones running under HTTPS, are quickly becoming the standard. Get ready to use certificates.

Building a Conversation Bot
Learn about the Microsoft Bot Framework, and how to craft a conversation bot.

The Value of APIs
Application Programming Interfaces (APIs) are where you have to be. It's not a matter of if as much as a matter of which.