Tom Archer illustrates in step-by-step fashion how to read an image file from disk and then save it to a SQL Server database by using the ADO.NET SqlCommand and SqlParameter objects.
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Tom Archer illustrates step-by-step instructions for using the .NET DataReader class to read image data from a database, and he presents a generic function that will write this data to disk.
Learn how to encrypt offline data, .NET style. Paul Kimmel offers you the opportunity to experiment with ADO.NET, XML serialization, streams, and the DPAPI—technologies you can use to encrypt user data.
For situations when a company doesn't want the responsibility of maintaining a user password file, Tom Archer presents a mechanism that stores and uses the hash codes of passwords instead of the actual passwords to validate users.
For those who don't have the desire or time to become experts on Windows security, follow this demonstration of using various .NET classes to test for a user's inclusion in one or more security groups.
A new namespace in the upcoming 2.0 release of the Microsoft .NET Framework adds support for some very useful network-related items. Explores some of these new items and how you can use them to your advantage.
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