How To Install expect on Kali Linux

Introduction

In this tutorial we learn how to install expect on Kali Linux.

What is expect

expect is:

Expect is a tool for automating interactive applications according to a script. Following the script, Expect knows what can be expected from a program and what the correct response should be. Expect is also useful for testing these same applications. And by adding Tk, you can also wrap interactive applications in X11 GUIs. An interpreted language provides branching and high-level control structures to direct the dialogue. In addition, the user can take control and interact directly when desired, afterward returning control to the script.

This package contains the expect binary and several Expect based scripts.

There are three methods to install expect on Kali Linux. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install expect Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install expect using apt-get by running the following command:

sudo apt-get -y install expect

Install expect Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install expect using apt by running the following command:

sudo apt -y install expect

Install expect Using aptitude

If you want to follow this method, you might need to install aptitude on Kali Linux first since aptitude is usually not installed by default on Kali Linux. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install expect using aptitude by running the following command:

sudo aptitude -y install expect

How To Uninstall expect on Kali Linux

To uninstall only the expect package we can use the following command:

sudo apt-get remove expect

Uninstall expect And Its Dependencies

To uninstall expect and its dependencies that are no longer needed by Kali Linux, we can use the command below:

sudo apt-get -y autoremove expect

Remove expect Configurations and Data

To remove expect configuration and data from Kali Linux we can use the following command:

sudo apt-get -y purge expect

Remove expect configuration, data, and all of its dependencies

We can use the following command to remove expect configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge expect

Dependencies

expect have the following dependencies:

• tcl8.6
• libc6
• libtcl8.6
• tcl-expect

References

• expect website

Summary

In this tutorial we learn how to install expect package on Kali Linux using different package management tools: apt, apt-get and aptitude.