Are you getting a site certificate error when trying to access https://www.iad.gov/nietp/? This web site uses SSL protection to help secure our content. Access to these areas require that a site security certificate is loaded into your browser. There are two ways to avoid site certificate error messages:
While adding an exception is the faster, easier process, you might have to repeat the process for multiple protected DoD web sites. Importing the DoD Root CA 3 Certificate will take about 2 minutes, but it is the more thorough solution. You should only have to import it once per browser. You may see some other messages, usually alerts, rather than error messages, even when everything is installed correctly.
If you enter the site URL starting with http, instead of https, or if the page you're coming from had a URL starting with http and the link to the secure site was coded with a relative link, you may see a security warning. Select Yes to proceed.
When opening the site in IE, you may be asked to confirm that it's OK to go to a secure site. You may then have to identify your certificate. You may also encounter a series of prompts. On the first screen, select Continue to this website. On the following screens, select Yes or OK as prompted.