When installing Coldfusion 10 on CentOS 6.3, after you install and login to the Coldfusion administrator page you will be given a prompt to update, however when you update you will get a pop up that "failed signature verification".
The issue is that Adobe had to revoke the old cert:
You can grab the update from here: http://www.adobe.com/support/coldfusion/downloads_updates.html
You will need java to run the update:
Now log back into the admin console and you should now be able to fetch the updates and install them.