What is Message Digest?
Message Digest A fixed-length, unique output value generated by applying a cryptographic hash function to a message, used for verifying data integrity.
Source: ISO 27001, NIST Cybersecurity Framework, MITRE ATT&CK
How is “Message Digest” Used in Practice?
Digital signatures rely on the message digest rather than the original data, optimizing signature size and performance.
Certification Exam Relevance
Who Needs to Know This Term?
- SOC Analysts
- Security Engineers
- Incident Responders
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What is Message Digest?
A fixed-length, unique output value generated by applying a cryptographic hash function to a message, used for verifying data integrity.
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