However, before a wildcard certificate is issued to you, like any other SSL certificate, you must generate a CSR. And, for that, you have to ensure that the format of the domain is correct. For example, to generate a CSR to secure the base domain and all its sub-domains, you need to enter the domain with * (asterisk). E.g., *.examplebasedomain.com

After you purchase an SSL certificate, and activate the SSL credit, you may need to generate a certificate signing request (CSR) for the website's domain name (or "common name") before you can request the SSL certificate. openssl req -new -newkey rsa:2048 -nodes -keyout mydomain.key -out mydomain.csr You will be prompted to answer a series of questions, explained below. Country Name – This is the two-letter abbreviation for your country. Feb 28, 2020 · A certificate signing request (CSR) is a message sent to a certificate authority to request the signing of a public key and associated information. Most commonly a CSR will be in a PKCS10 format. The contents of a CSR comprises a public key, as well as a common name, organization, city, state, country, and e-mail. Use your web server and the OpenSSL library in case you want to generate ECC (Elliptic Curve Cryptography) CSR. The generated results will be accepted by all popular certificate authorities. CSR code contains information like Common name, legal name of your organization, organization unit, City, State (Region) and e-mail.

Mar 06, 2012 · Once a certificate signing request (CSR) is created, it is possible to view the detailed information used to create the request. To view the details of the certificate signing request contained in the file server.csr, use the following: openssl req -noout -text -in server.csr

How to generate CSR for mult-domain. I found that generating CSR for single domain is as below: openssl req -new -newkey rsa:2048 -nodes -keyout yourdomain.key -out yourdomain.csr But how do I Use something like *.example.com for wildcard type certificate. Company: enter your company name. If you have an Organization or Extended Validation certificate, Certificate Authorities will verify the company information supplied in the CSR code.

openssl genrsa -out aruba7005-key.pem 2048 openssl req -new -sha256 -key aruba7005-key.pem -out aruba7005-cert.csr -config san.cnf Get the CSR processed by the CA. In my case the certificate was called aruba7005-cert-with-san.pem. Then create the PKCS12 file as follows

Here’s the difference between a Wildcard CSR and a regular CSR, with the Wildcard you place an asterisk at the sub-domain level you’re attempting to encrypt (typically first-level) in your FQDN. For instance, if ComodoSSLstore.com was going to install a Wildcard, our input in the Fully-Qualified Domain Name field would be: