Magento Useful Information
Safe Browsing Site Status – Transparency Report – Google
Mobile-Friendly Test - Google
PageSpeed Insights - Google (PageSpeed Make your web pages fast on all devices.)
GTmetrix has a suite of features and options to make optimizing your website clear and easy.
Norton Identity Safe Password Generator to create highly secure passwords that are difficult to crack or guess.
Social Media Optimization (SMO) tool will analyze your markup code.