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Review information on the phase out of STU-III equipment.
Returning members: Login using either your username and password OR your DoD PKI/CAC certificate.
New members: Please select "New User? Register Here" to register for the site. If you have a DoD PKI or CAC client certificate correctly installed in your browser, you will automatically be approved for access to the site.
Logging Off: Use the Logout button on the left to log out of the site. You will automatically be logged out after 30 minutes of inactivity or when you close your browser.
U.S. Military users must contact and acquire software through their respective command or acquire permission before downloading software for product upgrade.
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To provide a platform to expeditiously coordinate the secure exchange of Secure Phone management & technical information.