Before you start

before beginning, ensure your environment conforms to the following specifications supported hardware {{vec}}, 7 2 x x and later supported operating systems centos 6 or later, or red hat enterprise linux 6 or later cpu must support the rdrand instruction run the following command to test if your cpu supports it cat /proc/cpuinfo | grep –i rdrand memory 1 gb ram (minimum) other openssl 64 bit oracle java development kit (jdk) or java runtime environment (jre) 1 8 or later