Summary
In this chapter, you’ve learned how code-access security prevents a Visual Basic .NET application from performing a potentially harmful operation when run in a security zone—such as the Local Intranet—that has less than Full Trust. You have learned what permissions are allowed for each security zone. In addition, you’ve seen that a security exception will result if you attempt to perform an action—such as accessing a file—for which permission has not been granted. Finally, you’ve learned how to modify your code to use alternate actions that are permitted in the security zone from which you intend to run the application. For example, you learned how isolated storage can be used in place of a traditional file.
In Chapter 10, you’ll learn ...
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