關于代理支庫TBS數據加密傳輸研究.pdf

1、同濟大學軟件工程學院碩士學位論文關于代理支庫TBS數據加密傳輸研究姓名：付擁軍申請學位級別：碩士專業(yè)：軟件工程指導教師：張志浩劉敏20090401ABSTRACTAlongwiththerapiddevelopmentofIntemetandelectroniccommunicationstechnologytheinformationsecuritybecomesmoreandmoreimportantItevenbecomesast

2、rategyproblemthatinfluencesthenationalsecurityandsocialstabilityThereforethekeytechnologyininformationsecurityiscryptographictechniqueEllipticcurvecryptosystem，namelythenewpubHckeycryptosystembasedondiscretelogarithmprob

3、lemonellipticcurves(ECDLP)，isakindofcryptosystemthatusesAbeliangroupofellipticcurvesoverfinitefieldinplaceofthefinitecirclegroupbasedonthediscretelogarithmproblem(DLP)Itismoredifficulttosolveaellipticcurvediscretelogarit

4、hmprobleminfinitefieldthanotherdiscretelogarithmproblemTheprospectsforel邱ticcurvecryptosystemarebrightfromtheperspectiveofsecurityandeffectivenessItisgenerallyacknowledgedthattheenipticcurvecryptosystemwouldreplacethecur

5、rentRSAcryptosystemtobecomethenewuniversalpublickeycryptosystemEmbarkedupontheanalysisofcryptographictechnologyintheinformationsecuritythepaperintroducedsomebasictheoriesofcryptosystem，andcomparedtheworkingprinciplesofth

6、esymmetricalcryptosystemandasymmetricalcryptosystemandtheiradvantagesanddisadvantagesLateronitintroducedDES，acurrentrepresentativeofcryptosystem，andRSAthealgorithmofpublickeycryptosystem，theadvantageofcryptosystemanditsf

7、utureofdevelopingtendencyThepapermadeasystematicexpositiononthebasictheoriesofellipticcurves，ellipticcurvecryptosystem，thealgorithmofellipticcurvecryptosystemonthefinitefield，andselectinglogarithmsofsecureellipticCurvean

8、dbasicpoint，designingandimplementingafastarithmeticofECCbasedoverfiniteprimefield，discussingsecurityofellipticCurvecryptographyaswellasmakingadataencryptiontransmissionsolutionofbranchtreasuryagenciesinCentralBankTreasur