emdebian-archive-keyring-udeb software package provides GnuPG keys of the Emdebian archive - udeb, 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 emdebian-archive-keyring-udeb
emdebian-archive-keyring-udeb is installed in your system.
Make ensure the emdebian-archive-keyring-udeb package were installed using the commands given below,
$ sudo dpkg-query -l | grep emdebian-archive-keyring-udeb *
You will get with emdebian-archive-keyring-udeb package name, version, architecture and description in a table
| Distro | Ubuntu 16 10 yakkety yak |
| Section | debian-installer udeb packages |
| Package | emdebian-archive-keyring-udeb |
| Version | 2.0.5 |
| Description | GnuPG keys of the Emdebian archive - udeb |
| Sub Section | Debian-installer |