15.1 Introduction

This chapter explains the required procedures to create and sign custom certificates using OpenSSL. To use this guide you must install OpenSSL on your machine.

OpenSSL is an open-source implementation of the SSL and TLS protocols. The core library, written in the C programming language, implements basic cryptographic functions and provides various utility functions.

OpenSSL can be downloaded from the following URL: https://www.openssl.org/related/binaries.html.