Whats the applet security manager, and what does it buy me?
The applet security manager is the Java mechanism for enforcing the applet restrictions described above. The appletviewer’s applet security manager is implemented by sun.applet.AppletSecurity. A browser may only have one security manager. The security manager is established at startup, and it cannot thereafter be replaced, overloaded, overridden, or extended. Applets cannot create or reference their own security manager. • Is there a summary of applet capabilities? The following table is not an exhaustive list of applet capabilities. It’s meant to answer the questions we hear most often about what applets can and cannot do. Key: • NN: Netscape Navigator 4.x, loading unsigned applets over the Net • NL: Netscape Navigator 4.x, loading unsigned applets from the Local file system • AN: Appletviewer, JDK 1.x, loading applets over the Net • AL: Appletviewer, JDK 1.x, loading applets from the Local file system • JS: Java Standalone applications Stricter ————————> Less strict N
