SafetyNet (SN) is an open source web based application framework that allows authorized users to proactively scan individual and groups of computer systems for security vulnerabilities. It keeps a history of these results for comparison and auditing purposes. SN was designed from the ground up to be secure, scalable and stable. It allows you to integrate many available open source and freeware security testing tools to help you review the security of your computing environment from a concise interface.