fcheck software package provides IDS filesystem baseline integrity checker, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install fcheck
fcheck is installed in your system.
Make ensure the fcheck package were installed using the commands given below,
$ sudo dpkg-query -l | grep fcheck *
You will get with fcheck package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Administration Utilities |
| Package | fcheck |
| Version | 2.7.59-19 |
| Description | IDS filesystem baseline integrity checker |
| Sub Section | admin |