基于ABE的组播广播签名与认证方案-豆柴文库

您所在位置：网站首页 / 基于ABE的组播广播签名与认证方案.docx / 文档详情

在线预览结束，喜欢就下载吧，查找使用更方便

5 金币

下载文档

/ 3

下载提示

如果您无法下载资料，请参考说明：

1、部分资料下载需要金币，请确保您的账户上有足够的金币

2、已购买过的文档，再次下载不重复扣费

3、资料包下载后请先用软件解压，在使用对应软件打开

文本预览

基于ABE的组播广播签名与认证方案
Title:AMulticastBroadcastSignatureandAuthenticationSchemebasedonAttribute-BasedEncryption
Abstract:
Multicastcommunicationisanessentialpartofmodernnetworksystems,facilitatingefficientandsecureinformationsharingamongmultipleusers.However,ensuringtheintegrity,authentication,andconfidentialityofmulticastmessagesremainsachallengingproblem.Inthispaper,weproposeanovelmulticastbroadcastsignatureandauthenticationschemebasedonAttribute-BasedEncryption(ABE)toaddresstheseconcerns.Theschemeallowsasendertosignamulticastmessageusingabroadcastsignaturewhileprovidingreceiverswiththeabilitytoverifythemessage'sintegrityandauthenticity.TheABE-basedapproachensuresthatonlyauthorizeduserswithspecificattributescandecryptandaccessthemessagecontents,ensuringconfidentiality.
Introduction:
Multicastcommunicationplaysacrucialroleinvariousapplications,suchasgroupmessaging,videoconferencing,andcontentdistribution.However,traditionaldigitalsignatureschemesarenotdirectlyapplicabletomulticastscenariosduetotheneedforefficientandscalableauthenticationandconfidentialitymechanisms.Inthispaper,wepresentamulticastbroadcastsignatureandauthenticationschemebasedonAttribute-BasedEncryption(ABE)toaddressthechallengesassociatedwithmulticastcommunication.
RelatedWork:
Severalexistingmulticastauthenticationschemesrelyontheuseofsymmetricorasymmetricencryptiontechniques.However,theseschemesoftensufferfromscalabilityissuesorrequirecomplexkeymanagementsystems.Attribute-BasedEncryption(ABE)providesanalternativesolutionbyencryptingdatabasedonflexibleaccesspoliciesdefinedbyuserattributes.Thisallowsforfine-grainedaccesscontrolandefficientkeymanagementinmulticastscenarios.
MulticastBroadcastSignatureandAuthenticationScheme:
Ourproposedschemeconsistsofthreemaincomponents:keygeneration,signaturegenerationandverification,anddecryptionandaccesscontrol.
1.KeyGeneration:
Thekeygenerationprocessinvolvesgeneratingapublickeyinfrastructure(PKI)forattribute-basedencryption.Thesendergeneratesapublicmasterkeyanddist