How To Install afl on Debian 9

In this tutorial we learn how to install afl on Debian 9. afl is instrumentation-driven fuzzer for binary formats

Introduction

In this tutorial we learn how to install afl on Debian 9.

What is afl

afl is:

American fuzzy lop is a fuzzer that employs compile-time instrumentation and genetic algorithms to automatically discover clean, interesting test cases that trigger new internal states in the targeted binary. This substantially improves the functional coverage for the fuzzed code. The compact synthesized corpora produced by the tool are also useful for seeding other, more labor- or resource-intensive testing regimes down the road.

afl-fuzz is designed to be practical: it has modest performance overhead, uses a variety of highly effective fuzzing strategies, requires essentially no configuration, and seamlessly handles complex, real-world use cases - say, common image parsing or file compression libraries.

There are three methods to install afl on Debian 9. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install afl Using apt-get

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

sudo apt-get update

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

sudo apt-get -y install afl

Install afl Using apt

Update apt database with apt using the following command.

sudo apt update

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

sudo apt -y install afl

Install afl Using aptitude

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

sudo aptitude update

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

sudo aptitude -y install afl

How To Uninstall afl on Debian 9

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

sudo apt-get remove afl

Uninstall afl And Its Dependencies

To uninstall afl and its dependencies that are no longer needed by Debian 9, we can use the command below:

sudo apt-get -y autoremove afl

Remove afl Configurations and Data

To remove afl configuration and data from Debian 9 we can use the following command:

sudo apt-get -y purge afl

Remove afl configuration, data, and all of its dependencies

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

sudo apt-get -y autoremove --purge afl

Dependencies

afl have the following dependencies:

References

Summary

In this tutorial we learn how to install afl package on Debian 9 using different package management tools: apt, apt-get and aptitude.