cdimage@nusakan:~/cdimage/www/full/daily-live/current$ gpg --verify MD5SUMS.gpg MD5SUMS
gpg: Signature made Wed Nov 11 20:08:10 2015 UTC using DSA key ID FBB75451
gpg: Good signature from "Ubuntu CD Image Automatic Signing Key <cdimage@ubuntu.com>"
gpg: WARNING: This key is not certified with a trusted signature!
gpg:          There is no indication that the signature belongs to the owner.
Primary key fingerprint: C598 6B4F 1257 FFA8 6632  CBA7 4618 1433 FBB7 5451
gpg: Signature made Wed Nov 11 20:08:10 2015 UTC using RSA key ID EFE21092
gpg: Good signature from "Ubuntu CD Image Automatic Signing Key (2012) <cdimage@ubuntu.com>"
gpg: WARNING: This key is not certified with a trusted signature!
gpg:          There is no indication that the signature belongs to the owner.
Primary key fingerprint: 8439 38DF 228D 22F7 B374  2BC0 D94A A3F0 EFE2 1092