Business network and Internet security are closely related to the overall state of SOHO and personal networks. Much of the chaos permeating cyberspace is caused by failures to secure these systems, to practice minimal due diligence. It's usually not the intent of the SOHO owner or personal computer user to do insecure things, however. Rather, it's their lack of understanding about information security, and information technology in general, that leads to poor system management. Cert.org has a tool that is a great tool to educate the uninitiated.