I was a dev contractor for the US Army for a few years. None of this surprises me. They had some goofballs policies that made it seem like vulnerabilities were the goal. I could bitch at length. Their TSA style security theater practices were the order of the day. The IA training was an embarrassing joke and they made you do it often enough to make you a little crazy. I just checked the certificate of networthiness p…
As far as the SSL certificate, I assume you mean: https://www.atsc.army.mil/ ? That site seems like it has a valid certificate, if you validate against the DOD PKI (now cross-signed with FPKI) root CAs:
$ openssl s_client -CApath ./dod -connect www.atsc.army.mil:443 -servername www.atsc.army.mil
...
SSL-Session:
Protocol : TLSv1.2
Cipher : ECDHE-RSA-AES256-SHA
Start Time: 1539109915
Verify return code: 0 (ok)