基于多核的AES算法的并行優(yōu)化與實現(xiàn).pdf

1、鄭州大學碩士學位論文基于多核的AES算法的并行優(yōu)化與實現(xiàn)姓名：師攀攀申請學位級別：碩士專業(yè)：計算機應(yīng)用技術(shù)指導教師：錢曉捷201205AbstractAbstractAlongwiththerapiddevelopmentofcomputertechnologiesandcommunicationtechnologies，theinformationsecuritywillachievemoreandmoreattentionThetr

2、aditionaldataencryptionstandardDESisreplacedbyanewencryptionstandardAESforitslowstrengthofencryptionandvulnerabilityMulticoreprocessorsareincreasinglypopularthendevelopingparallelsoftwarebytakingfulladvantageofthehighper

3、formanceofmulticoreandreplacingtheserialSORwaregraduallywillhethedevelopmenttrendofsoftwareindustryAtthesametime，thedevelopmentofmumcoreprocessorscan’tbeseparatedfromtheapplicationofparallelsoftwareTherefore，theparalleld

4、esignandrealizationoftheAESalgorithmbasedonmulti—corehavegreatsignificanceforstrengtheningthecomputernetworksecurityandimprovingtheefficiencyofnetworkcommunicationsFirstlysomekeytechnologiesweresummarizedinthispaperwhich

5、willbeusedintheprocessofparalleloptimizationofAES，includingmuMcore，multithread，parallelcomputing，andsomeofthemathematicalknowledgeBasedonthesetechnologies，theoverallstructureoftheAESalgorithmwasdescribedindetailThenitcar

6、riedoutadetailedanalysisofthekeyscheduleandroundtransformationatthesametime，itdiscussedthedecryptionprocessofthealgorithmStartingfromtheanalysisofthecorecomponentofAEStheroundtransformationtwomethodsthatadoptdataflowdeco

7、mpositionanddatadecompositiontOoptimizeAESarepresented，thedatadecompositioncontainstwomethods：thedecomposkionontheinputplaintextandthedecompositiononeachconstitutetransformationItdescribedthedecompositionprocessofthesetw

8、omethodsindetailandalsogavethefeasibleanalysisAccordingtothecharacterofAESalgorithmthreespecificdecompositionmethodswereusedinthispaperWelookforwardto，eachconstitutetransformationcanexecutewithouthavingtOwaituntiltheabov