Package: dirmngr

"dirmngr" package binaries on CentOS:

/usr/bin/dirmngr /usr/bin/dirmngr-client

You may install this package on CentOS with yum install dirmngr

"dirmngr" package binaries on Debian:

/usr/bin/dirmngr-client /usr/bin/dirmngr

You may install this package on Debian with apt-get install dirmngr