Save your own data
• PIN numbers
PIN number is 4 number passcode. It is used for like ATM. There are 10000 possibility and
it is very useful
It is a law based on government or parliament.
• Biometric scanners
They are machine like finger prints, voice detector and more.
It is an authorized folder which can not be understood by people except few group. NASA, USA military force uses this.
• Forensic Computing
Computer forensics is the application of investigation and analysis techniques to gather and preserve evidence from a particular computing device in a way that is suitable for presentation in a court of law.