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CISM · Question #277

Which of the following is the MOST critical to ensuring evidence from a cyber crime remains legally admissible?

The correct answer is D. Maintaining the integrity of evidence handling. Maintaining the integrity of evidence handling - through a documented, unbroken chain of custody - is the cornerstone of legal admissibility; if evidence is tampered with, improperly stored, or its handling is unaccounted for, courts will likely reject it regardless of what it…

Submitted by hassan_iq· Apr 18, 2026Information Security Incident Management

Question

Which of the following is the MOST critical to ensuring evidence from a cyber crime remains legally admissible?

Options

  • AMaintaining the confidentiality of the evidence
  • BConsulting a certified forensics investigator
  • CInvolving law enforcement
  • DMaintaining the integrity of evidence handling

How the community answered

(48 responses)
  • A
    8% (4)
  • B
    4% (2)
  • C
    15% (7)
  • D
    73% (35)

Explanation

Maintaining the integrity of evidence handling - through a documented, unbroken chain of custody - is the cornerstone of legal admissibility; if evidence is tampered with, improperly stored, or its handling is unaccounted for, courts will likely reject it regardless of what it proves.

Why the distractors fall short:

  • A (Confidentiality) matters for privacy and investigation security, but confidentiality alone doesn't make evidence admissible - a secret piece of evidence with no custody trail is still inadmissible.
  • B (Certified forensics investigator) is a best practice and adds credibility, but is not strictly required for admissibility - what matters is how evidence was handled, not solely who handled it.
  • C (Involving law enforcement) is often appropriate but not universally required (e.g., civil litigation, internal investigations), and law enforcement involvement doesn't automatically guarantee admissibility.

Memory tip: Think of evidence like a blood sample - even if it's the smoking gun, a broken or undocumented chain of custody makes it legally poisoned. The acronym C.O.C. (Chain of Custody) = Courtroom-OK Evidence.

Topics

#Evidence Handling#Digital Forensics#Legal Admissibility#Chain of Custody

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