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How to generate CSR?

  1. What is CSR?
    The Certificate Signing Request (CSR) is a file containing the data necessary to issue the certificate and identifying its user. Creating a CSR is necessary to issue certificates using the “CSR” method in the process of ordering certificates on Certum. Learn more about how to create a CSR file:
  2. How to generate a CSR on Windows?
    We recommend using Certum’s “Certum tools” application.
    Certum’s “Certum Tools” application enables generating the CSR request necessary to issue certificates from the Data Security category and generating a .pfx file.

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3. How to generate a CSR on macOS?

We recommend using the embedded tool.

a)  In Spotlight, type Keychain Access and open the application.

b) In the upper left corner, click on Keychain Access -> Certificate Assistant -> Request a Certificate From a Certificate Authority… from the menu.

c) In the Certificate Assistant, fill in the indicated fields. In the Common Name field (the CN field), enter your domain name, email address, first and last name, or company information depending on the type of certificate you are issuing.

d) In the “request is” check the box “saved to disk“. If you want to change the default key size and algorithm for a key pair (it is optional), select the “Let me specify key pair information” check box.

e) Select where you want to save the CSR file.

f)  If the checkbox for changing the default key size and algorithm is checked, you can do so in this step. Click Next. After this step, the file will be generated, and the CSR file creation process will be completed.

g)  You can find it by clicking Show in Finder.

h)  To open the CSR file, click the file to open the list: Open with -> Other -> TextEdit.

i)  Copy the CSR to the desired location when activating the certificate.

j)  After the certificate has been issued, download it from the store.

k)  Certificate is ready to install.

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4. How to generate CSR with Open SSL tool?

Open SSL is a Public and non-commercial console that allows you to create keys and certificates.

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