Forensic analysis, or forensic in English, is a discipline that applies scientific methods to digital investigation.
In other words, it's the equivalent of a digital crime scene. When a company or an individual is the victim of a cyber attackForensic specialists collect, analyse and interpret digital evidence in order to identify the origin of the attack, the extent of the damage and, if possible, the culprit.
📋 Forensic analysis missions
A forensic analyst has many essential tasks:
- Evidence gathering : it must secure the digital crime scene, identify the relevant data sources (computers, servers, networks, etc.) and carry out a complete and accurate acquisition of data, including log files, deleted data and back-ups.
- Data analysis : The analyst uses specialised tools to examine the data collected in depth. They look for traces of intrusion, anomalies, deleted files, suspicious communications, etc.
- Interpretation of results : They must be able to make sense of the data analysed, reconstruct the chronology of events and draw conclusions relevant to the investigation.
- Report writing : He draws up detailed expert reports for the judicial authorities, companies or private individuals, presenting the results of his investigation clearly and concisely.
📜 Certifications and skills required
To become an expert in forensic analysis, a number of certifications and skills are required:
- Certifications :
- CHFI (Certified Hacking Forensic Investigator)
- CEH (Certified Ethical Hacker)
- GCFA (GIAC Certified Forensic Analyst)
- CFCE (Certified Forensic Computer Examiner)
- Technical skills :
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- In-depth knowledge of operating systems (Windows, Linux, macOS)
- Proficiency in forensic analysis tools (Encase, FTK, Volatility, etc.)
- Understanding networks and communication protocols
- Programming and scripting (Python, Bash, PowerShell)
- Non-technical skills :
- Analytical and problem-solving skills
- Thoroughness and attention to detail
- Ability to work under pressure
- Excellent written and oral communication skills
