Crossword clues for Security device 3 lettersAnswerClueCAMSecurity device, for shortCAMSecurity device, brieflyCAMSecurity deviceDETECTORAirport security deviceELECTRICEYESSecurity devicesYALELOCKEponymous security devicePEEPHOLESecurity deviceYALELOCKSSecurity devices available since 1851ALARMCar security deviceLOCKSSecurity devicesMOATOld security deviceMOATSMedieval security devicesPADLOCKSStudents' security devicesVAPORIZEDLOCKBoiled security device?ALARMSSecurity devicesCONE__ of Silence: "Get Smart" security deviceHAMPERLOCKLaundry security device?ALARMSecurity deviceWICKEDLOCKReally cool security device?THECLUBAuto security device hawked in infomercialsLOCKSecurity deviceCONEOFSILENCESitcom security device that often defeated its own purposeCAMSNanny __: security devicesFIREWALLOnline security devicePEEP*Home security deviceCONEGet Smart security deviceBURGLARALARM*Security device that may be silentSAFESIn-the-wall security devicesCCTVBank security device, brieflyALARMAuto security deviceMOATMedieval security deviceSPYCAMSecurity deviceALARMCar's security deviceLOCKDoor-securing deviceHIDDENCAMERACommon security device ... or a feature of 20-, 33- or 38-AcrossSENSORSecurity devicePEEPHOLESApartment security devicesCAMERARetail security deviceLOCKBike security deviceLOCKBOXPortable security deviceMAXIPADLOCKBig security device?LEGALPADLOCKSecurity device that has government approval?PASSCODEPhone security deviceALARMHome-security deviceLATCHBasic security deviceSTRAPSecuring deviceBURGLARALARMSecurity device that can't keep Croft out?GELPENCheck writer's security deviceGASCAPEnergy saver and security deviceLOCKSDoor-securing devices