A one-way hash provides which of the following?

The correct answer is C. Integrity. A one-way hash is a function that takes a variable-length string a message, and compresses and transforms it into a fixed length value referred to as a hash value. It provides integrity, but no confidentiality, availability or authentication.

Submitted by kim_seoul· Apr 18, 2026Cryptography

Question

A one-way hash provides which of the following?

Options

AConfidentiality
BAvailability
CIntegrity
DAuthentication

How the community answered

(47 responses)

B
4% (2)
C
94% (44)
D
2% (1)

Explanation

A one-way hash is a function that takes a variable-length string a message, and compresses and transforms it into a fixed length value referred to as a hash value. It provides integrity, but no confidentiality, availability or authentication.

Topics

#Hashing#One-way hash#Data integrity#Cryptographic hash functions

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