You can check the key_strength from the following navigation:
From the working browser, enter the URL of the console.
There should be a padlock at the side of the url with a red cross next to it.
Click on the padlock (view site information)
click on 'certificate information'
click on 'details'
and scroll down to public key
should say RSA(1024 bits) if the command changed it successfully or it will say RSA(512 bits).