Tutorials

How to Convert a CER Certified File to PFX OpenSSL Online

The physical documents are cumbersome, easy to lose and even takes time in performing mimes, however with digital certificates can make your paperwork quickly, economically, and safely.

There are different types of certificates; There are the CSR (Certificate Signing Request) certificates, this contains relevant information about the company or organization, the KEYs, this contains files with code or private key to be able to grant requests, the DERs, this has a format with binary numbers that are an extension of the CRT certificates. or CER.

The .CRL certificates are responsible for removing or revoking the certificate, .PKCS12 is used to manipulate Windows files, and there are also CER and PFX certificates, among others.

The CER certificate is a related security certificate file produced by a certificate authority. CER files or certificates allow the browser to check if a website is accessible, authentic, risk-free and secure. You can install and export a digital certificate in Windows 10 .

In the case that the certificate is public, the CER file verifies the public key to examine if the website is trustworthy. For example, if you want to enter the website and explore it, you can click on where the padlock appears on the browser page.

There is also the PFX certificate, these are the files with security functions with codes or cryptography, these are used in files of authentication procedures, with the purpose of knowing if the equipment or user can enter those files. These files secure and protect your computer from hackers or outsiders. You can convert them to openssl.

What is openssl?

Open ssl red letters white letters background

Openssll is a series of strong library, management and commercial tools, integrated with security and cryptography protocols. Openssl is a project carried out by Tim Hudson and Eric Young supported by free software. However, how to install an SSL certificate .

It complies with the protocols applied in the secure socket layer and in the transport layer security, whether in Openssh, HTTPS or web browsers.

How to convert a CER certified file to openssl PFX online?

If you want to backup your files by converting a CER certified file to PFX in openssl online I will show you how to do it below:

Step 1

Enter the option “Start” press click then go to the option “Run” do again now type “MMC.exe” and click ok. Now choose the option “Console” followed by Add / Remove Plugin.

Step 2

In the “Add” option , click, then the certificates you want to convert, select them and click “Add” again.

Step 3

Now choose the option “Computer account” and in the option “Next” click, then choose the option “Local computer” and then “Ok”, in “Close” click “OK” again.

Step 4

Then on the option “Certificates or local computer” click, go to Personal and again enter “Certificates”, there click.

Step 5

Observe that several certificates appear, now choose the one you want to convert, click, then go to “All tasks” and then “Export”, choose them.

Step 6

Then go to the option “Next” there click, if you do not see it, repeat step number 5 again but restart your computer and do step 4.

Step 7

Go to “Private Key” and then click on the Next option. Then choose “Personal Information Exchange” so that this way you can create the PFX file.

Step 8

In “Next” press click and choose the password that you will put to the file, then again in “Next press quickly click.

Step 9

Choose the name of the file not the file extension, in “Next” press click choose where you will save them and to finish press click “Finish”.

In case you want to save all the work when converting the certificate, you can learn to create or generate a certificate in PFX format in a simple way.

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