Anyonewhoknowsjustthehostnameandthelistenernamecanhavefullcontroloverthelistener.Theycanstopthelistenerandalsoobtaindetailedinformationaboutthelistener，database，andtheconfigurationoftheapplication.Howwouldyouavoidthisscenario？（）
A.lockthelistener
B.hidethelistener
C.createmultiplelisteners
D.runlisteneronaremoteclient
E.setapasswordforthelistener
F.storelistener.orainanon-defaultlocation
正确答案：参考E
