FooCodeChu is a site dedicated to security research that provides practical and proven working implementations.
FooCodeChu offers a number of free online web services that can aid in malware classification, incident response, plagiarism detection, software theft detection, software quality assurance, and vulnerability research.
The wiki on software similarity and classification is a free resource for implementers, researchers and students that reviews the academic literature related to malware classification, software theft detection, plagiarism detection, and code clone detection. These topics have a unified theme when considered as a software similarity or classification problem. In addition to the applications examined, foundational theory is reviewed including static program analysis and similarity searching. The wiki is an excellent resource for all those interested in this field or who are interested in the practical applications.