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Essential Guide to Home Networking Technologies, The by GERARD O'DRISCOLL

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HAVI SECURITY

All software elements on a HAVi-based home network can in principle send messages and events to each other without any restriction. However, to prevent applications from sending, whether accidentally or deliberately, messages or events to system components that were intended to be used only by other system components, a protection mechanism is needed. HAVi specifies, for each defined HAVi message and event, the kinds of software element that are allowed to use it. The protection mechanism simply implies that a system component will check whether the message sender is allowed to send this message (or event). Protection of a device (and the home network) from hostile or flawed applications is the responsibility of the vendor of the ...

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