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基于混沌系统的彩色图像加密算法.docx

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基于混沌系统的彩色图像加密算法 Title:AChaos-basedColorImageEncryptionAlgorithm Abstract: Withtherapiddevelopmentofdigitalimagecommunicationandstoragetechnology,imagesecurityhasbecomeanincreasinglyimportantissue.Traditionalencryptionalgorithmsarenotsufficienttoensurethesecurityofsensitiveimagesduetotheirvulnerabilitytoattacks.Inrecentyears,chaos-basedencryptionalgorithmshaveshowngreatpotentialinprovidingsecureandefficientimageencryption.Thispaperpresentsanovelchaos-basedcolorimageencryptionalgorithmthataimstoenhancethesecurityandrobustnessofimageencryption.Theproposedalgorithmutilizesthechaoticsystemtogeneratechaoticsequences,whicharethenappliedtotheprocessofimageencryptionanddecryption.Experimentalresultsindicatethattheproposedalgorithmachieveshighencryptionefficiencyandresistancetocommonattacks,makingitsuitableforreal-worldimageencryptionapplications. 1.Introduction Inrecentyears,thesecurityofdigitalimagedatahasbecomeincreasinglyimportant,especiallywiththewidespreaduseofdigitalcameras,socialmedia,andcloudstorage.Thetransmissionandstorageofsensitiveimagesraiseconcernsregardingunauthorizedaccessandmaliciousattacks.Traditionalencryptionalgorithms,suchasDESandAES,havebeenwidelyusedinvariousapplications.However,thesealgorithmssufferfromcertainlimitationswhenitcomestoimageencryption,includingvulnerabilitytostatisticalattacksandslowprocessingspeed.Therefore,itisnecessarytodevelopnewencryptionalgorithmsthatcaneffectivelyaddresstheseissues. Chaoticsystemshavegainedattentioninthefieldofimageencryptionduetotheirinherentunpredictabilityandsensitivitytoinitialconditions.Chaoticsequencesderivedfromchaoticsystemspossesspropertiesthatmakethemsuitableforuseinencryptionalgorithms,suchasrandomness,ergodicity,andsensitivitytoparameters.Moreover,thewiderangeofnonlineardynamicsexhibitedbychaoticsystemsenablesthemtoprovideahighlevelofsecurityandresistancetovariousattacks. 2.RelatedWork Numerouschaos-basedimageencryptionalgorithmshavebeenproposedinrecentyears.Somealgorithmsfocusonencryptinggray-scaleima