Most modern browsers support SPNEGO but most require configuration.
Before the browser configuration will work, you will need to have a working client configuration.
Tested with Firefox 1.5.0.9.
SPNEGO support for Firefox is turned off by default. To enable it, go to the about:config URL and change:
Tested with Safari 2.0.4 on Mac OS X 10.4.9 (Tiger).
Safari supports SPNEGO without modification.
Tested with Firefox 2.0.0.1.
SPNEGO support for Firefox is turned off by default. To enable this, go to the about:config URL and change:
Tested with Firefox 1.5.
See instructions for Firefox Mac OS X.