krb5-pkinit software package provides PKINIT plugin for MIT Kerberos, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install krb5-pkinit
krb5-pkinit is installed in your system.
Make ensure the krb5-pkinit package were installed using the commands given below,
$ sudo dpkg-query -l | grep krb5-pkinit *
You will get with krb5-pkinit package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Network |
| Package | krb5-pkinit |
| Version | 1.12.1+dfsg-19+deb8u2 |
| Description | PKINIT plugin for MIT Kerberos |
| Sub Section | Net |