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Get-Certificate

Wed Jan 30, 2019 5:57 pm

NAME Get-Certificate



SYNOPSIS

Submits a certificate request to an enrollment server and installs the response or retrieves a certificate for a previously submitted request.





SYNTAX

Get-Certificate [-CertStoreLocation <String>] [-Credential <PkiCredential>] [-DnsName <String[]>] [-SubjectName <String>] [-Url <Uri>] -Template

<String> [-Confirm] [-WhatIf] [<CommonParameters>]



Get-Certificate [-Credential <PkiCredential>] -Request <Certificate> [-Confirm] [-WhatIf] [<CommonParameters>]





DESCRIPTION

The Get-Certificate cmdlet can be used to submit a certificate request and install the resulting certificate, install a certificate from a pending

certificate request, and enroll for ldap. If the request is issued, then the returned certificate is installed in the store determined by the

CertStoreLocation parameter and return the certificate in the EnrollmentResult structure with status Issued. If the request is made pending, then the

request is installed in the machine REQUEST store and a request is returned in the EnrollmentResult structure with status Pending.



This cmdlet can be used in a Stateless mode where this cmdlet does not look up anything in the vault or in a Stateful mode where it looks at registered

certificate enrollment policy servers by identifier (ID) and credential. When used with a request object and no credential, this cmdlet will look up

credentials in the vault based on the URL for the enrollment policy server.



This cmdlet will not accept a policy server identifier (ID). If a URL is not specified, then only the default certificate enrollment policy ID is used

and the cmdlet will attempt to obtain policy information from any of its URLs.



Delegation may be required when using this cmdlet with Windows PowerShell???? remoting and changing user configuration.





PARAMETERS

-CertStoreLocation [<String>]

Specifies the path to the certificate store for the received certificate. If the request is made pending, then the request object is saved in the

corresponding request store. Note: Only My store is supported.



Required? false

Position? named

Default value none

Accept pipeline input? false

Accept wildcard characters? false



-Credential [<PkiCredential>]

Specifies the credential to use for certificate enrollment. The credential can be a user name and password (a credential object), an X509

certificate, or the path to a certificate. If a credential is not specified, then Kerberos authentication is used.



Required? false

Position? named

Default value none

Accept pipeline input? false

Accept wildcard characters? false



-DnsName [<String[]>]

Specifies one or more DNS names to be included in the certificate request as subject alternative name extension.



Required? false

Position? named

Default value none

Accept pipeline input? false

Accept wildcard characters? false



-Request <Certificate>

Specifies the X509 certificate or the path to a requested certificate located in the request store.



Required? true

Position? named

Default value none

Accept pipeline input? True (ByValue)

Accept wildcard characters? false



-SubjectName [<String>]

Specifies the subject name to be included in the certificate request.



Required? false

Position? named

Default value none

Accept pipeline input? false

Accept wildcard characters? false



-Template <String>

Specifies the object identifier or name of a certificate template to use with the certificate request.



Required? true

Position? named

Default value none

Accept pipeline input? false

Accept wildcard characters? false



-Url [<Uri>]

Specifies the policy server URL to use for certificate enrollment. Credentials are required if the endpoint requires a user name and password or

certificate authentication from the client. If credentials are not found and Windows PowerShell???? is in interactive mode, then a prompt for

credentials will appear.



Required? false

Position? named

Default value none

Accept pipeline input? True (ByValue, ByPropertyName)

Accept wildcard characters? false



-Confirm [<SwitchParameter>]

Prompts you for confirmation before running the cmdlet.Prompts you for confirmation before running the cmdlet.



Required? false

Position? named

Default value false

Accept pipeline input? false

Accept wildcard characters? false



-WhatIf [<SwitchParameter>]

Shows what would happen if the cmdlet runs. The cmdlet is not run.Shows what would happen if the cmdlet runs. The cmdlet is not run.



Required? false

Position? named

Default value false

Accept pipeline input? false

Accept wildcard characters? false



<CommonParameters>

This cmdlet supports the common parameters: Verbose, Debug,

ErrorAction, ErrorVariable, WarningAction, WarningVariable,

OutBuffer, PipelineVariable, and OutVariable. For more information, see

about_CommonParameters (https:/go.microsoft.com/fwlink/?LinkID=113216).



INPUTS

System.Security.Cryptography.X509Certificates.X509Certificate2



The Certificate object can either be provided as a Path object to a certificate or an X509Certificate2 object.



System.Uri



The Uri object can also be pipelined by the Url property name.





OUTPUTS

Microsoft.CertificateServices.Commands.EnrollmentResult



The EnrollmentResult object contains the results of enrollment.





EXAMPLE 1



PS C:\\>$up = Get-Credential







PS C:\\>Get-Certificate -Template SslWebServer -DnsName www.contoso.com,www.fabrikam.com -Url https://www.contoso.com/Policy/service.svc -Credential $up

-CertStoreLocation cert:\\LocalMachine\\My



This example submits a certificate request for the SslWebServer template to the specific URL using the user name and password credentials. The request

will have two DNS names in it. This is for a certificate in the machine store. If the request is issued, then the returned certificate is installed in

the machine MY store and the certificate in the EnrollmentResult structure is returned with the status Issued. If the request is made pending, then the

request is installed in the machine REQUEST store and the request in the EnrollmentResult structure is returned with the status Pending.





EXAMPLE 2



PS C:\\>$cert = ( Get-ChildItem -Path cert:\\LocalMachine\\My\\EEDEF61D4FF6EDBAAD538BB08CCAADDC3EE28FF )







PS C:\\>$enrollResult = Get-Certificate -Template SslWebServer -DnsName www.contoso.com -Url https://www.contoso.com/policy/service.svc -Credential $cert

-CertStoreLocation cert:\\LocalMachine\\My



This example submits a certificate request to a specific URL using the certificate credential for authentication.





EXAMPLE 3



PS C:\\>Set-Location -Path cert:\\LocalMachine\\My







PS C:\\>$enrollResult = ( Get-Certificate -Template WorkstationTemplate -Url https://www.contoso.com/service.svc )



This example authenticates the URL using the machine account and Windows integrated authentication and submits a request for a machine certificate of

template named WorkstationTemplate.





EXAMPLE 4



PS C:\\>Set-Location -Path cert:\\CurrentUser\\My







PS C:\\>Get-Certificate -Template User -Url ldap:



This example uses Windows integrated authentication to enroll for a certificate of template User using direct DCOM calls to the CA.





EXAMPLE 5



PS C:\\>$request = (Get-ChildItem -Path cert:\\LocalMachine\\Request\\EEDEF61D4FF6EDBAAD538BB08CCAADDC3EE28FF)







PS C:\\>$up = Get-Credential







PS C:\\>Get-Certificate -Request $request -Credential $up



This example retrieves and submits a pending request using a user name and password as credentials.





EXAMPLE 6



PS C:\\>$request = (Get-ChildItem -Path cert:\\LocalMachine\\Request\\EEDEF61D4FF6EDBAAD538BB08CCAADDC3EE28FF)







PS C:\\>Get-Certificate -Request $request



This example retrieves the certificate identified by $request. If the authentication type for $request.EnrollmentServer.AuthType is not Kerberos, then

look in the credential store to see if there is a credential for $request.EnrollmentServer.Url. If there is a credential, then use it. If there is no

credential, then Windows PowerShell???? will request it (if Windows PowerShell is in Interactive mode).







RELATED LINKS

Online Version: http://go.microsoft.com/fwlink/p/?linkid=287528

Get-ChildItem

Get-Credential

Set-Location