高手帮我看看我申请的证书对吗？怎么感觉怪怪的，之前申请了一个，怎么里面有三个证书？
[PS] C:\Documents and Settings\Administrator\桌面>Get-ExchangeCertificate | fl *
AccessRules : {System.Security.AccessControl.CryptoKeyAccessRule, Syst
em.Security.AccessControl.CryptoKeyAccessRule}
CertificateDomains : {mail.域名.com}
CertificateRequest :
IisServices : {}
IsSelfSigned : False
KeyIdentifier : 0A364D41F07A6AE14D8AFA596D8CD0E5018379B6
RootCAType : Enterprise
Services : IMAP, POP
Status : Valid
PrivateKeyExportable : False
Archived : False
Extensions : {System.Security.Cryptography.Oid, System.Security.Crypt
ography.Oid, System.Security.Cryptography.Oid, System.Se
curity.Cryptography.Oid, System.Security.Cryptography.Oi
d, System.Security.Cryptography.Oid, System.Security.Cry
ptography.Oid, System.Security.Cryptography.Oid, System.
Security.Cryptography.Oid}
FriendlyName :
IssuerName : System.Security.Cryptography.X509Certificates.X500Distin
guishedName
NotAfter : 2011-12-8 11:40:19
NotBefore : 2010-12-8 11:40:19
HasPrivateKey : True
PrivateKey : System.Security.Cryptography.RSACryptoServiceProvider
PublicKey : System.Security.Cryptography.X509Certificates.PublicKey
RawData : {48, 130, 5, 142, 48, 130, 4, 118, 160, 3, 2, 1, 2, 2, 1
0, 19...}
SerialNumber : 13732851000000000009
SubjectName : System.Security.Cryptography.X509Certificates.X500Distin
guishedName
SignatureAlgorithm : System.Security.Cryptography.Oid
Thumbprint : 5E851A33F28F6C239B1C06E05F3D6FBCB86A39F5
Version : 3
Handle : 472177856
Issuer : CN=域名, DC=域名, DC=com
Subject : CN=mail.域名.com
AccessRules : {System.Security.AccessControl.CryptoKeyAccessRule, Syst
em.Security.AccessControl.CryptoKeyAccessRule, System.Se
curity.AccessControl.CryptoKeyAccessRule}
CertificateDomains : {mail.域名.com, 域名, autodiscover.域名.com,
autodiscover}
CertificateRequest :
IisServices : {IIS://mail/W3SVC/1}
IsSelfSigned : False
KeyIdentifier : 79121C22A7DEE38EF0BDB369DEA68F0E2E53FE01
RootCAType : Enterprise
Services : IMAP, POP, IIS, SMTP
Status : Valid
PrivateKeyExportable : True
Archived : False
Extensions : {System.Security.Cryptography.Oid, System.Security.Crypt
ography.Oid, System.Security.Cryptography.Oid, System.Se
curity.Cryptography.Oid, System.Security.Cryptography.Oi
d, System.Security.Cryptography.Oid, System.Security.Cry
ptography.Oid, System.Security.Cryptography.Oid}
FriendlyName : Microsoft Exchange
IssuerName : System.Security.Cryptography.X509Certificates.X500Distin
guishedName
NotAfter : 2012-11-30 16:41:15
NotBefore : 2010-12-1 16:41:15
HasPrivateKey : True
PrivateKey : System.Security.Cryptography.RSACryptoServiceProvider
PublicKey : System.Security.Cryptography.X509Certificates.PublicKey
RawData : {48, 130, 5, 201, 48, 130, 4, 177, 160, 3, 2, 1, 2, 2, 1
0, 17...}
SerialNumber : 11D13591000000000008
SubjectName : System.Security.Cryptography.X509Certificates.X500Distin
guishedName
SignatureAlgorithm : System.Security.Cryptography.Oid
Thumbprint : EAE40A4D16CAAF78FDC6BF501B4FDE29656D8B38
Version : 3
Handle : 471817008
Issuer : CN=域名, DC=域名, DC=com
Subject : CN=mail.域名.com
AccessRules : {System.Security.AccessControl.CryptoKeyAccessRule, Syst
em.Security.AccessControl.CryptoKeyAccessRule}
CertificateDomains : {域名}
CertificateRequest :
IisServices : {}
IsSelfSigned : True
KeyIdentifier : 49A86164DC4678A396139E60568932F72B5FC79F
RootCAType : Enterprise
Services : None
Status : Valid
PrivateKeyExportable : True
Archived : False
Extensions : {System.Security.Cryptography.Oid, System.Security.Crypt
ography.Oid, System.Security.Cryptography.Oid, System.Se
curity.Cryptography.Oid, System.Security.Cryptography.Oi
d, System.Security.Cryptography.Oid}
FriendlyName :
IssuerName : System.Security.Cryptography.X509Certificates.X500Distin
guishedName
NotAfter : 2015-10-20 18:10:39
NotBefore : 2010-10-20 18:01:52
HasPrivateKey : True
PrivateKey : System.Security.Cryptography.RSACryptoServiceProvider
PublicKey : System.Security.Cryptography.X509Certificates.PublicKey
RawData : {48, 130, 4, 113, 48, 130, 3, 89, 160, 3, 2, 1, 2, 2, 16
, 46...}
SerialNumber : 2EB372584F25A2BF45117387448C5D73
SubjectName : System.Security.Cryptography.X509Certificates.X500Distin
guishedName
SignatureAlgorithm : System.Security.Cryptography.Oid
Thumbprint : 5308C3790368B174FFC80FBA95132E9BBC5E64FD
Version : 3
Handle : 472179280
Issuer : CN=域名, DC=域名, DC=com
Subject : CN=域名, DC=域名, DC=com
