What does "warning: ...rpm: V3 DSA signature: NOKEY, key ID 5dfbf7dc" mean?
Before installing a package, RPM tries to verify its integrity.
The packages distributed by Linuxant are cryptographically
signed with our public PGP key, which is not known to RPM by
default. However, it can be found on many keyservers or downloaded from
Once you have downloaded our public key, you can import it in your
RPM database. You can do this with the following command:
rpm --import /path/to/pubkey.asc
After the key has been imported, the NOKEY warning messages should
Afterward, a package's signature can be verified with the command:
rpm --checksig /path/to/package.rpm