home/glossary/Ciphertext

Ciphertext

nouncandidate·updated May 12, 2026

Data output from the Cipher or input to the Inverse Cipher.

polysemousNISTIR 7298: Glossary of Key Information Security Terms, Revision 2

Senses

SANS Glossary of Security Terms

Ciphertext is the encrypted form of the message being sent.

National Initiative for Cybersecurity Careers and Studies (NICCS) Cybersecurity Lexicon

Data or information in its encrypted form.

ISACA Cybersecurity Glossary

Information generated by an encryption algorithm to protect the plaintext and that is unintelligible to the unauthorized reader.

NISTIR 7298: Glossary of Key Information Security Terms, Revision 2sense 2 pending review

Data in its enciphered form.

Classifications

Entity Type

Data0%rule-basedmulti_axis_classifier_low_confidence.v1
?unassignedlast reviewed

Sensitivity

Restricted85%llm-generatedllm:claude-haiku-4-5
?unassignedlast reviewed

Information Class

60%llm-generatedllm:claude-haiku-4-5
?unassignedlast reviewed

Variants

plural
Ciphertexts
possessive
Ciphertext's
pluralpossessive
Ciphertexts'