Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. EnCase is a computer forensics product produced by Guidance Software used to analyze digital media. The software is available to law enforcement agencies and corporations. EnCase includes tools for data acquisition, file recovery, indexing/search and file parsing. Special training is usually required to operate the software. Data recovered by EnCase has been used successfully in various court systems around the world such as in the case of the BTK Killer. EnCase contains tools for several areas of the digital forensic process; acquisition, analysis and reporting. The software also includes a scripting facility called EnScript with various API's for interacting with evidence.