falselogin software package provides false login shell, you can install in your Debian 9 (Stretch) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install falselogin
falselogin is installed in your system.
Make ensure the falselogin package were installed using the commands given below,
$ sudo dpkg-query -l | grep falselogin *
You will get with falselogin package name, version, architecture and description in a table
| Distro | Debian 9 stretch |
| Section | Utilities |
| Package | falselogin |
| Version | 0.3-4+b1 [armhf], 0.3-4 [amd64 |
| Description | false login shell |
| Sub Section | Utils |