How ClickOnce Handles Applications

Different from Windows Installer, which is integrated in the operating system, ClickOnce is integrated with the .NET Framework. Applications deployed via ClickOnce run in a security sandbox that is fully managed by the .NET Framework. This provides great flexibility, because the .NET Framework can apply managed trust rules to ClickOnce-deployed applications and provide the infrastructure for automating application updates. For example, thanks to the .NET integration, developers can write code to programmatically check for updates or to access the deployment system. By the way, ClickOnce has some limitations for Windows Installer. The next section explains limitations and provides information on when you should ...

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