The certreq CMD command is a Windows command-line utility used to request, generate, and manage certificates from a certification authority. It is a part of the Windows operating system and is included in all versions of Windows since Windows Vista. The certreq command can be used to request certificates from a certification authority, install certificates, and check the status of certificate requests. It can also be used to renew or revoke certificates.
Syntax of the certreq CMD Command
The syntax of the certreq command is as follows:
- certreq
[-option] [parameter]
The certreq command has a number of options and parameters that can be used to request, generate, and manage certificates. The most commonly used options are:
- -new: Used to request a new certificate from a certification authority.
- -accept: Used to accept a certificate from a certification authority.
- -renew: Used to renew an existing certificate.
- -revoke: Used to revoke an existing certificate.
- -retrieve: Used to retrieve a certificate from a certification authority.
Examples of the certreq CMD Command
The certreq command can be used to request, generate, and manage certificates from a certification authority. Here are some examples of how the certreq command can be used:
Requesting a New Certificate
To request a new certificate from a certification authority, use the following command:
- certreq -new
[certificate request file] [certificate authority]
The certificate request file is a text file containing information about the certificate to be requested. The certificate authority is the name of the certification authority to which the request is being sent.
Accepting a Certificate
To accept a certificate from a certification authority, use the following command:
- certreq -accept
[certificate file] [certificate store]
The certificate file is the file containing the certificate to be accepted. The certificate store is the name of the certificate store in which the certificate will be stored.
Renewing a Certificate
To renew an existing certificate, use the following command:
- certreq -renew
[certificate file] [certificate store]
The certificate file is the file containing the certificate to be renewed. The certificate store is the name of the certificate store in which the renewed certificate will be stored.
Revoking a Certificate
To revoke an existing certificate, use the following command:
- certreq -revoke
[certificate file] [certificate store]
The certificate file is the file containing the certificate to be revoked. The certificate store is the name of the certificate store in which the revoked certificate will be stored.
Retrieving a Certificate
To retrieve a certificate from a certification authority, use the following command:
- certreq -retrieve
[certificate request file] [certificate authority]
The certificate request file is a text file containing information about the certificate to be retrieved. The certificate authority is the name of the certification authority from which the certificate is being retrieved.
Conclusion
The certreq CMD command is a Windows command-line utility used to request, generate, and manage certificates from a certification authority. It is a part of the Windows operating system and is included in all versions of Windows since Windows Vista. The certreq command can be used to request certificates from a certification authority, install certificates, and check the status of certificate requests. It can also be used to renew or revoke certificates. The certreq command has a number of options and parameters that can be used to request, generate, and manage certificates.