semantic security

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Definitions:

What can be efficiently computed about some plaintexts from their ciphertexts can be computed, just as easily, in the absence of those ciphertexts.
Sources:
NIST IR 8459 from Introduction to Modern Cryptography

Glossary Comments

Comments about specific definitions should be sent to the authors of the linked Source publication. For NIST publications, an email is usually found within the document.

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See NISTIR 7298 Rev. 3 for additional details.