Access Control forMiddleware inRFIDSystems

Radiofrequency identification (RFID) isan anRFIDtag, youneedareader. A typical reader isadevice emerging technology whichbrings enormousproductivity thathasoneormoreantennas thatemitradio wavesand benefits inapplications whereobjects havetobeidentified receive signals backfromthetag. automatically. Middleware plays akeyrole todeliver tagdatain Tagcanusually bereadbyreader automatically, andthis realtime,whichresides betweenreadersand enterprise information transmitted tocomputer system inreal time. Its applications inRFIDSystems. Therefore, themiddleware shouldadvantages arethatitrequires no humanintervention. It becontrolled byproperauthorization policy. Inthis paper, wepropose access control policy whichcanbe enables theerror rate becomes lowandthespeedofbusiness applied toRFIDmiddleware. Thispolicy canexpress range of processing increase. Onthewhole,cost-cutting effect greatest tagdatatobeprovided, readers tobeaccessed, commandsto change. RFID businessapplications are assettracking, request, andnotification addresses toreceive report from manufacturing automation, payment systems, andsoon.(1) middleware. 3.EPCGlobal Network Architecture