Research Background Security concerns for WsNs a General security concerns for communication networks Data needs to be protected Unauthorized access Protection against various attacks a Specific security concerns for WSNs Resource constraints do not support traditional security methods Attacks can drain network resources Uncontrollable/hostile environment❑ General security concerns for communication networks ➢ Data needs to be protected ➢ Unauthorized access ➢ Protection against various attacks ❑ Specific security concerns for WSNs ➢ Resource constraints do not support traditional security methods ➢ Attacks can drain network resources ➢ Uncontrollable/hostile environment 4 Research Background – Security Concerns for WSNs