---
title: "Entropy: A Primer on Conditioning Functions"
description: This eBook will help you understand the basic concepts of entropy and conditioning functions so that you can build a successful foundation for utilizing entropy in cryptography. 
image: https://go.aegisolve.com/hubfs/Entropy%20eBook%20Social%20Cover.jpg
---

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# Entropy: A Primer on Conditioning Functions

## *Cryptographic communications rely on entropy.*

*This eBook will help you understand the basic concepts of entropy and conditioning functions so that you can build a successful foundation for utilizing entropy for cryptographic and cybersecurity uses. *

### *Entropy might mean disorder, but it can be a useful cryptographic tool!*

This guide will walk you through definitions, anecdotes, and parallel visualizations to explain in plain terms what entropy is and how it can be used in cryptography. 

![Entropy - Conditioning Functions - eBook Cover -1](https://go.aegisolve.com/hs-fs/hubfs/Entropy%20-%20Conditioning%20Functions%20-%20eBook%20Cover%20-1.png?width=600&name=Entropy%20-%20Conditioning%20Functions%20-%20eBook%20Cover%20-1.png)

## What you’ll learn by reading this eBook:

- Important terms from SP 800-90B.
- Purpose of a conditioning function.
- Why the use of a conditioning function is an important consideration.
- Visualize how conditioning functions work in cryptographic systems.

# Get Started Reading and Conditioning

### *Free PDF Download*

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