This Recommendation provides guidelines for Telecommunication Service Providers (TSP) for addressing the risks of spyware and potentially unwanted software. The Recommendation promotes best practices around principles of clear notices, and user’s consents and controls for TSP web hosting services. The Recommendation develops and promotes best practices to users on Personal Computer (PC) security, including use of Anti-spyware, Anti-virus, Personal Firewall, and security updates software on client systems.