您好,欢迎访问三七文档
当前位置:首页 > 商业/管理/HR > 质量控制/管理 > Modbus协议原理及安全性分析
doi10.3969/j.issn.1002-0802.2013.12.016Modbus121.6100412.610041、--Modbus。ModbusModbusModbus。。ModbusTP393A1002-0802201312-0066-04PrincipleandSecurityAnalysisofModbusProtocolZUOWei1CHENGYong-xin21.MilitaryRepresentativeOfficeinChengduofNavyChengduSichuan610041China2.No.30InstituteofCETCChengduSichuan610041ChinaAbstractThispaperdiscussestheindustrialcontrolsystemprotocol—Modbusprotocolfromthesourceandprinciple.ThecomponentsofprotocolmessageframevariousmodesofprotocoltransfertheclassificationoffunctionalcodeandthetypicalfunctionalcodearegivenfirstthenthecausesofModbusprotocolsecur-ityproblemspointedoutandthesecuritythreatsfacedbyModbussystemaredescribedindetailfromtheinherentsafetyproblemsandthesecurityimplementationprocessandfinallyaimingattheproblemsinthepracticalapplicationoftheModbussystemthenecessaryprotectionmeasuresaresuggested.Thiswouldbeofimportantpracticalsignificanceforimprovingthesafetyofindustrialcontrolnetwork.KeywordsModbusprotocolprinciplesecurityanalysis02010“”Stuxnet1。APTAd-vancedPersistentThreat。。ModbusModicon1979。、。Modbus、、。Modbus。1Modbus-/。·66·4612201312CommunicationsTechnologyVol.46No.12Dec.2013。1.1ModbusPDUProtocolDescriptionUnit。ModbusADUApplicationDataUnit。ModbusPDU。1。1ModbusFig.1MessageframeofModbus1.2ModbusASCII、RTU、TCP2-3。ModbusRTUASCII、、。ASCIILRCRTU16CRC。TCPTCP。ModbusASCII8BitASCII。1。ASCII2。2ASCIIFig.2MessageformatsofASSCIImodeModbusRTU48Bit4Bit。。3。3RTUFig.3MessageformatsofRTUmodeTCPModbusTCP502。TCPModbusTCPModbusModbusTCP。TCP4。4TCPFig.4MessageformatsofTCPmode1.3ModbusPDU。5/PDU1~255128~255。Modbus。、、FIFO16。、。1。·76·46Modbus121ModbusTable1SomefunctionalcodeofModbus040316/2322FIFO2420210812432ModbusModbus。。Modbus。2.1Modbus、、。Modbus。、、。1。ModbusModbus。2。Modbus。3。Modbus。4Modbus。Modbus。。2.2Modbus。Modbus。1Modbus。Modbus。。2。Modbus。3ModbusTCPModbusTCP/IP。TCP/IP6。IPIPModbus。2.3Modbus·86·.txjszz.com2013。1。Modbus、、、Modbus。2Modbus。Modbus“”。5。5Fig.5Anomalousbehaviordetectionbasedonsix-tuplearray3Modbus、、Modbus。4。ModbusMod-bus/。3Modbus。。Modbus、。1ARDISK.StuxnetJ.20130349-50.ARDISK.SecurityinEmbeddedSystemArosedbyStuxnetJ.DesignofElectronicTechnology20130349-50.2.ModbusTCPC//.201116-18.LIJingMENGLi-min.ApplicationDesignofModbusTCPProtocolinRemoteMonitoringSystemC//The2ndAsia-PacificConferenceonInformationTheoryandTechnology.HangZhouInformationTheoryCommitteeofChineseInstituteofElectronics201116-18.3.ModbusModbus-TCPD.2013.YUYe-qiu.RemoteMonitoringResearchbasedonMod-bus&Modbus-TCPD.ShangHaiShanghaiJiaotongUniversity2013.4.ModbusRTUCP340J.20104308253-254.JIANGTian-weiZHAOJing-tao.RealizationofModb-usRTUCommunicationonCP340SystemJ.Communi-cationsTechnology20104308253-254.5.Modbus/TCPOPCD..2013.WANGZhan.ResearchofOPCDAServerBasedonModb-us/TCPD.ShangHaiDongHuaUniversity2013.6NICHOLSONA.SCADASecurityintheLightofCyber-War-fareJ.Computers&Security20123104418-436.1971—ZUOWei1971-maleB.Sci.engi-neermajoringinmilitarycommunication1978—、。CHENGYong-xin1978-maleM.Sci.engineermainlyengagedinnetworksecurityindustrialcontrolsystemsecurity.·96·46Modbus12
本文标题:Modbus协议原理及安全性分析
链接地址:https://www.777doc.com/doc-1569833 .html