# Re: setting multicast SecurityManager in an applet?

schemers@Eng
Wed, 21 Oct 1998 00:11:56 -0700 (PDT)

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Mejdi Eraslan writes:
>
> Hello,
>
> I am using MulticastSocket class in jdk1.1.6, but when the applet calls
> joinGroup method, checkMulticast method of SecurityManager is called,
> which automatically throws a SecurityException.
>

As of JDK 1.1.7 (appletviewer or plugin) if you sign your applet and
mark it as trusted you can use multicast. There might be something
browser-specific you can do in IE or Netscape to enable it but
I'm not sure. You'd need to check with Microsoft or Netscape.

roland

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