What is digital forensic? According to Ian Rose (2015), “Digital forensics is a branch of forensic science encompassing the recovery and investigation of material found in digital devices, often in relation to computer crime.” Is digital forensic important? Yes. Nowadays, Digital devices are everywhere in people’s daily lives, from computers, smart phones, gaming consoles to monitors, GPS, printers and so on. Any device that can store data might be a very important piece of evidence in digital forensic. Dave Evans (2011) has written that “Cisco IBSG predicts there will be 25 billion devices connected to the internet by 2015 and 50 billion by 2020.” in his report. Obliviously, digital forensic will be more and more important as …show more content…
History
The world of computers has rapidly changed since 1975, which is the time the first personal computer ‘The MITS Altair 8800’ was introduced. Before that, computers were just some huge, expensive, heavy equipment. FBI Magnet Media Program, which is now called Computer Analysis and Response Team (CART), is created in 1984, during the next decade, many cyber forensic companies and organizations are founded, such as the International Association of Computer Investigative Specialists and Access Data. These are the symbols that digital forensic becomes a noticeable field to the public and the government.
In 2000s, digital forensics stepped into its developing phase. Convention on Cybercrime came in force in 2004, a year later, an ISO standard was published in 2005. The training of digital forensic specialist also drew attention from big companies, some companies which are developing forensic software began to offer certification programs.
As of 2015, digital forensic becomes an important filed in information security, and this subject has made a great contribution to the peace of the world.
Applications and famous …show more content…
There are many cases that made use of computer forensic, such as Corey Beantee Melton’case in 2005. Another import branch is mobile device forensic, one famous case is the Brad Cooper in 2008. For both computer and mobile device forensic, they deal with logs such as browser history, email history, call log, and actual file in the device, like pictures and videos. For now, most important files are extracted from computers, however, as Danyl Bosomworth pointed out in his report about mobile marketing, smart phones are getting more and more usage comparing to computers, moreover, nowadays, any $300 worth smart phone is powerful enough for daily use, combining with cloud and internet, people are more likely to put personal data such as pictures, calendars or chat logs in their smart phones due to the easiness and convenience to use, which makes this mobile device forensic more and more important.
The rest of digital forensics’ branches are network forensics, database forensic, forensic data analysis. Scott Tyree who kidnapped a 13-year old girl on 2002, was arrested by the cooperation of a kind hearted man who contacted with FBI, FBI investigators and Yahoo. This case is a good example how different branches of digital forensics can collaborate for a greater