dirmngr software package provides GNU privacy guard - network certificate management service, you can install in your Ubuntu 16.10 (Yakkety Yak) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install dirmngr
dirmngr is installed in your system.
Make ensure the dirmngr package were installed using the commands given below,
$ sudo dpkg-query -l | grep dirmngr *
You will get with dirmngr package name, version, architecture and description in a table
| Distro | Ubuntu 16 10 yakkety yak |
| Section | Utilities |
| Package | dirmngr |
| Version | 2.1.15-1ubuntu6 |
| Description | GNU privacy guard - network certificate management service |
| Sub Section | Utils |