Install and Secure Memcached on Ubuntu 16.04

Install and Secure Memcached on Ubuntu 16.04 Introduction Memory object caching systems like Memcached can optimize backend database performance by temporarily storing information in memory, retaining frequently or recently requested records. In this way, they reduce the number of direct requests to your databases. Because systems like Memcached can contribute to denial of service attacks…

Build a Private Ethereum Blockchain on Ubuntu 16.04

The following instructions walk through the installation of a single node private installation of an Ethereum blockchain using the Go-Ethereum client. Prerequisite: Ubuntu 16.04 Virtual Machine (either on realCloud or as realcloud VM) Step 1: Update Ubuntu installation with the latest packages sudo apt-get update sudo apt-get -y upgrade Step 2: Install golang-go package wget…