Browser Security Settings for Ajax Enabled ASP.NET Pages

Microsoft Ajax functionality in is compatible with most modern browsers. It runs with the default security settings for these browsers.

Browser and Operating System Compatibility

Users can view your Ajax application by using most modern browsers. The following lists show compatible browser versions and operating systems.

Supported Browsers

  • Microsoft Internet Explorer 6.0 or later versions.

  • Mozilla Firefox version 1.5 or later versions.

  • Opera version 9.0 or later versions.

  • Apple Safari version 2.0 or later versions.

  • Chrome version 2

Supported Operating Systems

  • Microsoft Windows 7.

  • Microsoft Vista.

  • Microsoft Windows XP with Service Pack 2 installed.

  • Apple OSX (Intel architecture only).

Security and Privacy Settings

The following table lists required browser security and privacy settings for both user browsing and site development. In all cases, the recommended settings are the default settings for that browser.

Internet Explorer 6

Make sure that the Internet Zone in the Security Zones settings is set to Medium.

Internet Explorer 7

Make sure that the Internet Zone in the Security Zones settings is set to Medium-High.

FireFox 1.5 or later versions

In the Tools menu under Options, make sure that Enable JavaScript is selected.

Opera 9.0 or later versions

In the Tools menu under Quick preferences, make sure that Enable JavaScript is selected.

Safari 2.0.4 or later versions

Click Safari, Preferences, Security, and then Web Content and make sure that Enable JavaScript is selected.

Note

If browser security and privacy settings are set too high, JavaScript might be disabled. In that case, the browser cannot run the client-side functionality of an Microsoft Ajax application. For example, a Microsoft Ajax page would display; however a UpdatePanel control on that page would be unable to execute asynchronous postbacks for partial page rendering.

See Also

Other Resources

ASP.NET AJAX Roadmap

ASP.NET Web Server Controls and Browser Capabilities