 It is a branch of FORENSIC SCIENCE for legal evidence found in computer  It refers to detail investigation of the computers to carry out required tasks.  This investigation process starts from ground situation to computer’s O.S.  It is a broader concept related to crime happening in computer against law.

 Computer forensic is also known as DIGITAL FORENSIC.  The word ‘ forensic ’ is derived from the latin ‘forensis’, meaning-of the forum.  This field has sub branches,such as- 1.Firewall forensic 2.Database forensic 3.Mobile device forensic

 It is concerned with the application of scientific principal for investigation of crime.  Forensic scientist convert the clues collected from a crime scene into evidence for the court of law.  These evidence might include : 1.Traces of blood 2.Other body fluid 3.Hair 4.Fingerprint etc.  It is broadly grouped into medical, laboratory, field science.

 In the year 700s Chinese used fingerprints to establish the identity of document.  In year 1248,a book named ‘ HSI DUANYU ’ (The Washing Away of Wrongs) –as a solution of crime.  In 1609,the first treatise on systematic document examination was published in France.  In 1784,an Englishman was convicted for a murder based on one of the first document.

 An international reputation for forensic archaeology,anthropology and genocide investigation  Excellent laboratory and computer facilities with high spec analytical equipment and state of the art field equipment  Britain most iconic prehistoric and later sites are within easy travelling distance  Extensive and behind the scenes access to museum collections

 In legal cases,computer forensic techniques are are frequently used to analyze computer systems.  To recover data in the event of a hardware or software failure.  To analyze a computer system after a break in  To gather evidence against an employee that an organization wishes to terminate.

 Unauthorized use of computer mainly stealing a username and password.  Accessing the victims computer via internet.  Releasing a malicious computer program that is virus.  fraud.  Theft of company.

 Rise in crime by use of computer –Hacking takes place on gvt. agencies & corporate offices.  Criminals can install viruses or anything else to modify or change evidence.  They can also attack on our account & check out for evidence.  They can also debit money from our bank account when using credit card online.

 Computer forensic analyst can retrieve data from a hard drive whose contents have been completely erased.  It can be used to track s & evaluate their contents.  They can also help in different types of disputes other than criminal matters such as divorces, wills, civil disputes.

I. Preparation II. Collection III. Examination IV. Analysis V. Reporting

 Physical forensic focus on identification individualization  There processes compare an item from a crime scene with other substances to identify a clan of the item source of item  Computer forensic focuses an finding the evidence &analyzing.

 With the background of science subject do B.Sc forensic science after  After graduation they take up diploma in forensic science & criminology which is 1 year duration.  They can also get master degree in these subjects.

 Very good jobs of law enforcement agencies, police, legal system of &also private agencies.  Can also work as teaches in institutes that conduct courses in that subject.  As a forensic scientist in gvt. Organization.  They can also work as private detective agencies.