This system has been replaced.  To use the new system you will need to re-register for new training.  The new system is located at https://training.section508testing.net

 

If you need assistance you can contact the DHS Accessibility Helpdesk at:

202-447-0440 (voice) 
accessibility@hq.dhs.gov 
Monday - Friday except for Federal holidays, 8:30am - 5:00PM EST