This document provides security best practices for administrators including establishing strong password security, enabling two-factor authentication, educating users to prevent phishing, and implementing login IP ranges. It recommends using passwords with a minimum of 12 characters from different character sets, regularly changing passwords, and never sharing or reusing passwords. Two-factor authentication provides an extra layer of security beyond a password. Login IP ranges allow designating trusted IP addresses that can access Salesforce accounts. The document stresses the importance of educating users to identify phishing attempts and report any suspicious emails.