How to Use OpenSSL to Create a CSR (Certificate Signing Request) Under Windows Operating System

Introduction The following post provide instructions how to use OpenSSL to create a CSR (Certificate Signing Request) under Windows OS (Operating System). Perquisites 1. Download the latest (Light) OpenSSL version from the following link. Note:  Win32 OpenSSL or Win64 OpenSSL edition can be used. 2. Install the ‘Win32 OpenSSL v1.0.2k Light.exe’ or ‘Win64OpenSSL_Light-1_0_2k.exe’ by using the default installation settings or customize the installation target. 3. Verify that the installation process was succeed. CSR (Certificate Signing Request) 1. Set ‘OPENSSL_CONF’ environment variable: For Win32 OpenSSL: set OPENSSL_CONF=c:\OpenSSL-Win32\bin\openssl.cfg   For Win64 OpenSSL: set OPENSSL_CONF=c:\OpenSSL-Win64\bin\openssl.cfg   2. Navigate to ‘c:\OpenSSL-Win32’ or...