# Evidence Handling Principles

> Master the foundational rules of digital evidence handling, including chain of custody, order of volatility, write-blocking, and cryptographic hashing.

Canonical: https://codelivly.com/rooms/evidence-handling-principles
Last updated: 2026-09-10

| | |
|---|---|
| Level | Beginner |
| Category | Forensics |
| Lessons | 4 |
| Estimated time | 30 min |
| XP | 100 |

This module covers the critical principles of handling digital evidence to ensure it remains legally admissible and forensically sound. You will learn the absolute necessity of the Chain of Custody, the Order of Volatility, the use of hardware write-blockers, and the role of cryptographic hashing in verifying data integrity. From a cybersecurity perspective, improper evidence handling can ruin an investigation, destroy critical data, and render findings useless in court. This lesson provides the foundational knowledge needed to properly preserve, document, and protect digital artifacts during any incident response scenario.

## Lessons

1. What Is Evidence Integrity and Why Does It Matter (30 min)
2. Order of Volatility (30 min)
3. Write Blockers & Preventing Evidence Contamination (30 min)
4. Guided Lab: Simulating a Proper Evidence Seizure (30 min)

## Related

- [Learning path: Digital Forensics Fundamentals](https://codelivly.com/learning-paths/digital-forensics-fundamentals)
- [All rooms](https://codelivly.com/rooms)