Hello,
  as per my previous email here is more details on the error I am getting:
How to register and subscribe a system to the Red Hat Customer Portal using Red Hat Subscription-Manager - Red Hat Customer Portal


[root@GreenRoom ~]# subscription-manager attach
This system is not yet registered. Try 'subscription-manager register --help' for more information.
[root@GreenRoom ~]# subscription-manager register
Registering to: subscription.rhsm.redhat.com:443/subscription
Username: gzegan
Password: 
Unable to verify server's identity: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:897)
[root@GreenRoom ~]# 


please advise.
thanks,
Greg