Install libapache2-mod-auth-plain by entering the following commands in the terminal:
sudo apt update sudo apt install libapache2-mod-auth-plain
Description:
Module for Apache2 which provides plaintext authentication
mod_auth_plain implements authentication routines using plain text files for Apache's authentication protocol. . This package provides the module for Apache 2.0 server.
Version: 2.0.52
Section: web