libcrypt-smime-perl software package provides S/MIME message signing, verification, encryption and decryption module, 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 libcrypt-smime-perl
libcrypt-smime-perl is installed in your system.
Make ensure the libcrypt-smime-perl package were installed using the commands given below,
$ sudo dpkg-query -l | grep libcrypt-smime-perl *
You will get with libcrypt-smime-perl package name, version, architecture and description in a table
| Distro | Ubuntu 16 10 yakkety yak |
| Section | Perl |
| Package | libcrypt-smime-perl |
| Version | 0.17-1 |
| Description | S/MIME message signing, verification, encryption and decryption module |
| Sub Section | perl |