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GCFA · Question #112

Trinity wants to send an email to her friend. She uses the MD5 generator to calculate cryptographic hash of her email to ensure the security and integrity of the email. MD5 generator, which Trinity…

The correct answer is A. MD5 Checksum Verifier. MD5 Checksum Verifier is the utility that implements a two-step workflow of creating an MD5 hash check file and then verifying it to confirm file integrity.

Advanced Incident Response & Digital Forensics Fundamentals

Question

Trinity wants to send an email to her friend. She uses the MD5 generator to calculate cryptographic hash of her email to ensure the security and integrity of the email. MD5 generator, which Trinity is using operates in two steps:

  • Createscheck file
  • Verifiesthe check file

Which of the following MD5 generators is Trinity using?

Options

  • AMD5 Checksum Verifier
  • BMat-MD5
  • CChaos MD5
  • DSecure Hash Signature Generator

How the community answered

(27 responses)
  • A
    85% (23)
  • B
    4% (1)
  • C
    4% (1)
  • D
    7% (2)

Why each option

MD5 Checksum Verifier is the utility that implements a two-step workflow of creating an MD5 hash check file and then verifying it to confirm file integrity.

AMD5 Checksum VerifierCorrect

MD5 Checksum Verifier is specifically designed around a two-phase process: it first generates an MD5 hash and writes it to a checksum file, then verifies the stored hash against the target file at a later point to detect any modification or corruption. This create-then-verify workflow maps exactly to the process Trinity is using to ensure her email has not been tampered with. Other MD5 tools may compute hashes but do not provide this dedicated two-step check-file creation and verification structure.

BMat-MD5

Mat-MD5 is a command-line MD5 hashing utility that computes and displays hash values but is not specifically built around the two-step create-checksum-file and verify-checksum-file workflow described in the question.

CChaos MD5

Chaos MD5 is a hash generation tool that produces MD5 values but does not implement the dedicated paired create-and-verify check-file process that defines the described workflow.

DSecure Hash Signature Generator

Secure Hash Signature Generator refers to SHA-family signature tooling, uses a different algorithm than MD5, and does not follow the two-step MD5 check-file create-and-verify model described in the question.

Concept tested: MD5 checksum file creation and verification workflow

Topics

#MD5 hashing#hash verification#data integrity#forensic tools

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