How to import Certificate Authority in Ubuntu

How To import Certificate Authority into your Operation System

Open your preferable browser and navigate to: http://help.computerisms.ca
	Scroll down and Click on "The Certificate Warnings Issue"
Under the FAQ section right click on the first link and click on "Save Link As"
	Important step!! Change the file name on the top bar from Computerisms.Root.Certificate.pem to Computerisms.Root.Certificate.crt Save the file on your Desktop(Note that you can save the file anywhere you wish but couple of the next following commands in terminal would not work without changing the path in command, so it is recommended if you save it on your Desktop) Click on save
Click on the Unity Dash located on the top left corner Open a terminal by typing "terminal" in unity dash search or press Alt+Ctrl+t
	copy the following line to your terminal: sudo cp Desktop/Computerisms.Root.Certificate.crt /usr/local/share/ca-certificates Enter your root password(same password that you use to login to computer or install programs) and press Enter
Type the following commend into your terminal sudo update-ca-certificates Make sure that in the output of commend said that 1 added(Like the example in the picture)

How To import Certificate Authority into Google Chrome browser

	For adding certificate to google chrome, first open the google chrome Open the top left menu bar and click on Settings
Search for cert on top right corner search bar Click on Manage Certificates
	Go Under Authorities section Click on import
Navigate to Desktop and select the Computerisms.Root.Certificate.crt Click on open
	Set the check all the option and click on OK Note that the last option "Trust this certificate for identifying software makers" is not required and you can check, or leave it as you wish but the other 2 options are necessarily in order to make it work

How To import Certificate Authority into Firefox browser

Open your Fire Fox browser for adding the certificate Click on the Edit on the top menu bar and click on Preferences
	Navigate to Advance menu on the left bar Select Certificates on the top bar Click on View Certificates
Go under Authorities menu on the top bar Click on import
	Navigate to Desktop and select the Computerisms.Root.Certificate.crt Click on open
Set the check all the option and click on OK Note that the last option "Trust this certificate for identifying software makers" is not required and you can check, or leave it as you wish but the other 2 options are necessarily in order to make it work

How To import Certificate Authority into Thunderbird mail client

	Click on the Edit on the top menu bar and click on Preferences
Navigate to Advance on the top menu Select Certificates on the top bar Click on View Certificates
	Go under Authorities menu on the top bar Click on import
Navigate to Desktop and select the Computerisms.Root.Certificate.crt Click on open
	Set the check all the option and click on OK Note that the last option "Trust this certificate for identifying software makers" is not required and you can check, or leave it as you wish but the other 2 options are necessarily in order to make it work