As the use of Internet is rapidly growing from the past few years, so is the rate of crime related to it. Today cybercrime has become one of the most threatening crimes in the world. Cybercrime refers to any crime which has been committed via Internet and on the computer. It includes copyright infringement, child pornography, hacking or unwarranted mass surveillance, etc. Digital forensics refers to that sub-field of forensics which investigates the digital space and digital devices from which the crime has been committed. This textbook discusses in detail about the concepts, technologies, methods and laws used in this field. It includes topics concerned with the techniques and theories used in the subject. This book, with its detailed analyses and data, will prove immensely beneficial to professionals and students involved in this area at various levels.