There is no definitive answer to this question, as the best way to keep a digital chain of custody will vary depending on the specific needs of the organization or individual. However, some tips on how to keep a digital chain of custody include:
Create a clear and concise policy on how digital evidence should be handled.
Ensure that all staff members who handle digital evidence are properly trained on the correct procedures.
Keep meticulous records of all digital evidence, including when it was collected and by whom.
Use tamper-proof and secure storage methods for all digital evidence.