Application #99. Cryptographic Hash Algorithms

This sample application demonstrates how to use hash functions to ensure data integrity. It simulates the transmission of data over a network or the Internet, with the recipient being able to verify that the received data was not corrupted in transit.

When you run the application, an XML data document of all the Northwind products is created by querying the Microsoft SQL Server Northwind database and persisting the DataSet to XML. This simulates the sender’s creation of the source document. The contents of this document are then read into a StreamReader and converted to a string to be displayed in a TextBox. This simulates your receiving the transmitted document.

When the main form is loaded, an ...

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