The Java Language Environment

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6.4 Security in the Java Networking Package

Java's networking package provides the interfaces to handle the various network protocols (FTP, HTTP, Telnet, and so on). This is your front line of defense at the network interface level. The networking package can be set up with configurable levels of paranoia. You can

  • Disallow all network accesses
  • Allow network accesses to only the hosts from which the code was imported
  • Allow network accesses only outside the firewall if the code came from outside
  • Allow all network accesses

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