What is digital forensics

  • Process of collecting, analyzing and preserving digital evidence.
  • DFIR is digital forensics and incident response

Digital Forensic Process

  • Consists of three steps: Acquisition, analysis and reporting
  • Acquisition can be broken down into: identification, preservation and collection.
  1. Identification - identify potential sources of evidence, key custodians and locations of data.
  2. Preservation - the process of preserving relevant electronically stored information. Document all relevant information about evidence and how it was acquired.
  3. Collection - collecting digital information that may be relevant to the investigation. Can include removing electronic devices from the scene, imaging , copying or printing out its content.
  4. Analysis - in-depth systematic search of evidence relating to the incident. The outputs are data objects found in the collected information.
  5. Reporting - reports are based on proven techniques and methodology and other competent forensic examiners should beagle to duplicate and reproduce the same results