csr decoder

CSR Request Decoding Tool

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Use our free online CSR request decoding tool to make sure your CSR code is correct and can be used to order an SSL certificate.

All you need to do is copy your CSR request into the text box below.

The correct CSR code must:
start with '-----BEGIN CERTIFICATE REQUEST-----'
and end with '-----END CERTIFICATE REQUEST-----'.

Once the CSR query is decoded, it will describe the following fields: Organization, Department, Name, Area, Email Address, Country and other technical details. If errors occur during the decoding process - we recommend you to
 recreate CSR request.
Insert CSR query to decode


A free online CSR decoder tool is used to decode a request. It allows you to verify the correctness of the request and also to see what is specified in the request. When ordering a certificate on Regery CSR request is not necessary to specify, the system will create it automatically if necessary.

Peculiarities of CSR decoder operation

The performed decoding of csr-request on the site is not paid (free of charge). Customers who decide to buy SSL will be allocated a secure online storage for their storage, as well as keys, SSL certificates and CSR requests. Everything can be quickly restored if needed, no need to order a reissue.

The request decoded by the decoder contains data such as:

  • company name, LLC or full name;
  • region, country;
  • name of the department involved in the acquisition;
  • e-mail.

CSR decoder online works very quickly. The accurately composed code will start with the line -----BEGIN CERTIFICATE REQUEST----- and end with the line -----END CERTIFICATE REQUEST-----. To start decoding, you must paste the CSR request into the field and click the decode button.

How to generate a request

If you need to generate a CSR request - you can use a simple and free CSR generator.

When purchasing a certificate for a subdomain, you should specify its full name in this form: subdomain.domain.com. It is important to take into account the peculiarities of the purchased product. If it is a group certificate, it is for one site and all subdomains. At the same time, for such a certificate protecting subdomains you will need to specify the [*] sign, for example: *.domain.com.

Buyers of a multidomain (multi-domain) product should specify the main domain and include additional domains in the list. The site name is spelled out in full. Subdomains can be added later when configuring the certificate.

If you ask for help from specialists, you can form a correct CSR request quickly and without errors. Many people have a hard time figuring out how to fill out the form correctly. If you have questions about what an SSL certificate is, how to create a key, how CSR decryption is done, you should contact support.