security,makes
use
ofJavaplatformto
supplyAn
Implementof
Security
Middleware
InElectronicCommerce.Theprincipalcontent
isasfollows.
(1)Startingwiththe
informationsecurity
networksecurity
angle,this
article
analysestheimportancethe
and
thecurrentsituationofJavaplatformsafetyandintroducesthe
knowledgesuchasdigital
signature,certificate,and
PKI
etc.andthe
relativeknowledgeof
etc..
cryptographysuchasone—wayhashfunction,symmetrycipher
andasymmetryciphers
secure
(2)Theproblem
Itis
an
isputforwardwhichmobilecodesecurityevolvesin
Javasystem.。
importanttarget
ofJavaplatformtoimproveconstantlythesecurityofmobile
code.
Accompanied
withtheprocessthatthesecuritymodelofJavaplatformevolves
SO
consistently,
thesecurityofmobilecodeisraisedand
safetyoperation
isthe
easy-usability
to
thequestionssuchas
anddisposition.
ofcharactersofJavaplatformtovariously
to
(3)It
is
one
extend
on
the
core
ofsecurity
infrastructureandrespectivelydefinethestandardAPI
differentapplication.Sothatitplatform.This
makes
article
itbecomevery
convenient
todevelopsecureapplicationsontheJava
analysesandresearches
Java
security
infrastructure
and
itsrelative
important
indetail
on
extensions;looksintotheintegralstructureofsafetyvariousextensionsofJava
system;analysesandresearchesand
platform
such
as
JCE,JSSE,JAAS
theresearch
implementingtheprincipleofmechanism.
(4)Based
proposes
a
on
thesuperior
requirement
ofElectronic
Commerce
insecurity,thisthemeThree。layerStructure,in
schemeofsecuritymiddlewareinE—commerce.Basing
a
on
theschemeproposes
logicinfrastructure
of
signatureandencryption
anddesignthe
E-commerce;
111
providesthedetailsofthe
implement
ofthemiddleware
universalAPI.The
山东师范大学硕士学位论文
schemeis
based
on
theJava2securityplatformandits
secBre
extensions,makesfully
totalsolutionofthe
use
ofthematuresecurityinfrastructurePKI.Ourschemeprovides
a
securityand
problems
on
theapplicationlayer,integrateskey
management,cryptographic
services
hardwaredevices.
Overall,thisthemestartswiththesecurity
on
angleofthe
network
and
carriesouttheresearch
variousrespectoftheprecedingJava
platform
security.Thisessayprovidesthefeasible