To install a certificate in Linux we must use a browser and have the file of our digital certificate on a pendrive ready to be installed. To find out how to get the digital certificate on your computer you can see the first steps in this other tutorial. The main browsers used in Linux for this purpose are Firefox and Chrome. We explain how to install certificates on Linux using Firefox or Chrome.
Installing a certificate in Linux using Chrome
In the browser, go to Options > Settings.
Once inside, click on “Privacy and security” and then go to “Manage HTTPS/SSL certificates on your device”. If you don’t see the option, you can access it directly through chrome://settings/certificates.
Privacy and security > Manage HTTPS/SSL certificates of your device
A new window will open. Select “Your Certificates” and click on the “Import” button.
Select the .p12 file corresponding to the digital certificate you want to install in the browser and click on “Open”.
Installing a certificate in Linux using Firefox
In Firefox Settings > Privacy & Security > View Certificates click on the “Your certificates” section and click on “Import”.
Settings > Privacy & Security > View Certificates…
Select the .p12 file corresponding to the digital certificate you want to install and you will have it correctly installed for use from this browser.
With these steps, we now have the digital certificate correctly installed in the browser to be able to use it perfectly.