You do not need to join this site to see the public content, but most of our content requires you to join the site with a DoD PKI or CAC certificate for access. Access to content without a certificate is very limited.
To access the members-only sections of this site, you must Register as a New Member. In addition, you must either:
- have a DoD Public Key Infrastructure (PKI) or Common Access Card (CAC) client certificate correctly installed in your browser when you submit the registration form
- OR have been invited to join a sponsored group on our site.
You will be notified when your registration has been approved.
Please visit the Certificates page for information about obtaining a certificate.