一种基于网络的软件保护方案

《》：《》:AWeb-basedSoftwareProtectionScheme（）ZHANGYiYANGHong-geng:。,,DESMAC,。,,,。:;MAC;DES;:TP393.08:AAbstract:Softwareencryptionandprotectionistheimportantpartinthecourseofsoftwaredeveloping.ThisarticlebringsforwardaWeb-basedsoftwareprotectionschemeforthemedium-sizedandabbreviatedengineeringsoftware.Itstartswithcontrollingthedown-loadingrightofthesoftware,thenwhentheclientisdownloadingthesoftware,theschemeencryptstheMACaddressofthenetworkcardtoformtheexclusiveregisteredcodeofthecomputerbyusingthefamousDESalgorithms.Atlastthisschemeaddsaregister-ingmoduletotheprotectedsoftwareandthroughreadingandwritingthecomputer’sregistrytheschemecanimplementthesoftware’sprotectingaimofbindingthesoftwaretothecomputerwhichhasdownloadedthesoftware.Theencryptingandregisteringrateisveryfastinthisscheme,andtheregisteringprocessisveryconvenienttotheuseranditdoesnotincreasethecostofthesoftwareexploitationatall.Itisasimpleandappliedsoftwareprotectingscheme.Keywords:SoftwareProtection;theMACaddressofnetworkcard;DESEncryptingAlgorithms;Registry:1008-0570(2009)03-3-0064-03。。。。。。。。:PDA。。。。“”。。“”。1。1.1。。。IP。。1.2。1.2.164--：《》。。。DES=F()F“”。。1。1.2.22=F()F。。3。。、。122.1ASP.NET。ASP.NET(VB)Request.ServerVariablesIPIP。Request.ServerVariables(serverenvironmentvariable)。LOCAL_ADDRREMOTE_ADDRIPIP。。2.22.2.1MAC(MediaAccessContro1)EPROMMACMACMAC。ARP(AddressResolutionProtocol)IPMACIPHelperAPISendARPIPARPMAC。MACDES。VisualStudio2005.NETFrameworkDESDESCryptoServiceProviderDESCryptoStreamStreamWriterMAC。。2.2.2MACMACMACARP。WMIWindowsManagementInstru－mentationWindowsWin32。WMI、、WindowsVisualStudio2005WMI。ManagementClassmc;//ManagementClassWMICIMmc=newManagementClass(Win32_NetworkAdapterConfigu－ration);//WMI2365--《》：《》Win32_NetworkAdapterConfigurationManagementObjectCollectionmoc=mc.GetInstances();//ManagementObjectCollectionWMIforeach(ManagementObjectmoinmoc){if(mo[IPEnabled].ToString()==True)mac=mo[MacAddress].ToString();}//IPMACMACMAC。。VisualStu－dio2005RegistryRegistryKey。31。2。。。。35[1],,.[J]..20065-3268-269[2].—[M]..,2001[3].C#MAC[J]..200526358-63[4].[J]..20019166-70[5].[J]..20051755-56[6].、[J]..2001281138-41：1984-1959-。Biography:ZHANGYi,1984,male,han,graduatestudentoftheschoolofelectronicengineeringandinformation,Sichuanu-niversity,Majorsubject:powerqualityandtheWeb-basedpow-erqualitymonitoringsystem.（610065）(SchoolofElectricalEngineeringandInformation,SichuanUniversity,Chengdu610065,SichuanProvince,China)ZHANGYiYANGHong-geng：（61006507）(:2009.02.13)(:2009.03.15)（119）。SymbianS603rdN80。SymbianH.264。。18。[1]TelecommunicationStandardizationSector.ITU-TrecommendationH.264Advancedvideocodingforgenericaudiovisualservices[S].Geneva,Switzerland:TelecommunicationStandardizationSector,2003[2]ThomasWiegand,GaryJ.Sullivan,etal.,OverviewoftheH.264/AVCvideocodingstandard,IEEETransactions.Oncircuitsandsystemsforvideotechnology,2003,7(13):560-576[3]Hong-binYu,SongyuYu,CiWang,Ahighlyefficient,lowdelayarchitecturefortransportingH.264videooverwirelesschannel,SignalProcessing:ImageCommunication,2004(19):369-385[4]ThomasStockhammer,MiskaM.Hannuksela,ThomasWiegandH.264/AVCinWirelessEnvironments,IEEETransactions.oncircuitsandsystemsforvideotechnology,2003,7(13):657-673[5]．H.264J．20065-21-3[6]MichaelHorowitz,AnthonyJoch,FaouziKossentini.H.264/AVCBaselineProfileDecoderComplexityAnalysis[J].IEEETransactionsonCircuitsandSystemsforVideoTechnology,2003,13(7):704-716：(1983-);1964-。Biography:SHENChao(1983-),male,borninHenan,master,themajorresearchfieldismultimedia.（450052）(ZhengZhouUniversity,HenanProvincialKeyLabonInformationNetwork,Zhengzhou450052)SHENChaoZHOUBing：（450052）(:2009.02.13)(:2009.03.15)66--