How to Generate Certificate Signing Request (CSR) in MAC OS X 10.6


This document provides instructions for generating a Certificate Signing Request on MAC OS X 10.6. If you are unable to use these instructions for your server, RapidSSL recommends that you contact Apple.

NOTE: To generate a CSR, you will need to create a key pair for your server. These two items are a digital certificate key pair and cannot be separated. If you lose your public/private key file or your password and generate a new one, your SSL Certificate will no longer match.

Step 1:  Generate a Key and Certificate Signing Request:

1.     Launch  Applications Server Server Admin tool and connect to the server where you want to install the certificate

2.     Double click the server name in the SERVERS list.

3.     Enter the password, click Connect

4.     From the toolbar select Certificates

5.     Click + (add) button

6.     Select Create a Certificate Identity to open Certificate Assistant:

- Name: Your certificate name (e.g.

- Identity Type: Self Signed Root

- Certificate Type: SSL Server

- Override the defaults by selecting the option “Let me override defaults”

- Click Continue

7.     Changes to the Serial Number or Validity Period is not required, click Continue

8.     Enter the Certificate Information:

- Email Address - An email address of the responsible party for certificates  

- Common Name - The fully-qualified domain name for which you plan to use your certificate
  For example - or

- Organization - The full legal name of your organization. The listed organization must be the legal registrant of the domain name in the certificate request.

- Organizational Unit (Optional) - Name of a business unit or group. If applicable, you may enter the DBA (doing business as) name in this field.

- City (Locality) - Name of the city in which your organization is registered/located. 

  NOTE: Do not abbreviate. Enter the full name of the city. 

- State/Province - Name of state or province where your organization is located. 

  NOTE: Do not abbreviate. Enter the full name.

- Country - The two-letter International Organization for Standardization (ISO) format country code for the country in which your organization is legally registered.

9.     Click Continue

10.    Key Pair Information:

- Key Size: 2048 bits

- Algorithm: RSA

11.    Click Continue

12.    Proceed through the following screens, accept the defaults for each of the following:

- Key Usage Extension

- Extended Key Usage Extension

- Basic Constraints Extension

- Subject Alternative Name Extension

13.   After the last screen, the Certificate Assistant will save the Certificate and quit. 

        You will be returned to Server Admin, and the self signed certificate should be displayed in the Certificates pane.Select the new certificate.

14.    Below the certificate name, click the Action menu (looks like a gear) and choose Generate Certificate Signing Request (CSR).

15.    Click Save to save the CSR.

16.    Verify your CSR

17.    Proceed with the Enrolment. 

NOTEDuring the enrolment open the file you created from the above steps and copy the contents into the enrollment form when requested for the CSR. 

Step 2: Backup the private key

RapidSSL recommends backing up the .key file and storing of the corresponding pass phrase. A good choice is to create a copy of this file onto a removable media.While backing up the private key is not required, having one will be helpful in the instance of server failure.

Contact Information

During the verification process, RapidSSL may need to contact your organization. Be sure to provide an email address, phone number, and fax number that will be checked and responded to quickly. These fields are not part of the certificate.

Apple support

           For additional information please see the following Apple Support Article HT3976.




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