Due to the significance of Data, in this new age, its' security has become a major issue in the I.T. industry. Cyber attacks from various sources are demanding its prevention in the new era of information security. Digital forensic is a relatively new fields that is the collection, analysis and documentation of a Cyber attacks. It is becoming increasingly important as criminals aggressively expand the use of technology in their enterprise of illegal activities. Digital forensics investigators have access to a wide variety of tools, both commercial and open source, which assist in the preservation and analysis of digital evidence.