The ability to determine what information is contained in a specific file, folder, application or other data store, whether that information is at rest, in use or in transit. Enterprises achieve content awareness with technologies that use one or more inspection techniques and mechanisms, including exact data matching, structured “fingerprinting” of data, statistical analysis (for example, Bayesian analysis and machine learning), rules and regular expression matching, published lexicons, conceptual definitions, keyword and file-tagging look-up and watermark recognition.