ciphertext: meaning, definition, pronunciation and examples
C2Technical/Formal
Quick answer
What does “ciphertext” mean?
Encrypted text that is unreadable without the proper key or algorithm to decode it.
Audio
Pronunciation
Definition
Meaning and Definition
Encrypted text that is unreadable without the proper key or algorithm to decode it.
The result of applying a cryptographic cipher to plaintext; data that has been transformed to conceal its original meaning, often as part of secure communication or data protection.
Dialectal Variation
British vs American Usage
Differences
No significant spelling or usage differences. The term is technical and used identically in both varieties.
Connotations
Neutral technical term in both varieties.
Frequency
Equally low-frequency in specialised technical contexts in both UK and US English.
Grammar
How to Use “ciphertext” in a Sentence
The algorithm produces ciphertext.They transmitted the ciphertext securely.Ciphertext is generated from plaintext.Vocabulary
Collocations
Examples
Examples of “ciphertext” in a Sentence
verb
British English
- The system will ciphertext the data before storage.
- We need to ciphertext this sensitive information.
American English
- The software ciphertexts the file upon saving.
- They ciphertext all outgoing communications.
adverb
British English
- The data was stored ciphertext.
- It was sent ciphertext across the network.
American English
- The message exists ciphertext on the server.
- Information flows ciphertext between nodes.
adjective
British English
- The ciphertext analysis revealed no patterns.
- We examined the ciphertext version of the document.
American English
- The ciphertext file was corrupted.
- Ciphertext transmission is standard here.
Usage
Meaning in Context
Business
Rare, except in IT security policies discussing data encryption standards.
Academic
Common in computer science, mathematics, and cybersecurity papers and lectures.
Everyday
Virtually never used in casual conversation.
Technical
Core term in cryptography, information security, and secure communications.
Vocabulary
Synonyms of “ciphertext”
Strong
Neutral
Weak
Vocabulary
Antonyms of “ciphertext”
Watch out
Common Mistakes When Using “ciphertext”
- Using 'ciphertext' to refer to any secret writing (e.g., invisible ink).
- Confusing 'ciphertext' with 'cipher' (the algorithm).
- Misspelling as 'cyphertext'.
FAQ
Frequently Asked Questions
It is standardly written as one word: ciphertext.
Technically, it refers specifically to text. For encrypted non-text data, terms like 'encrypted data' or 'encrypted file' are more accurate.
'Cipher' is the algorithm or method used for encryption. 'Ciphertext' is the encrypted output produced by that cipher.
Rarely. Its primary domain is cryptography and computer security, though it can apply to historical manual ciphers.
Encrypted text that is unreadable without the proper key or algorithm to decode it.
Ciphertext is usually technical/formal in register.
Ciphertext: in British English it is pronounced /ˈsaɪfətekst/, and in American English it is pronounced /ˈsaɪfərˌtɛkst/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “No common idioms.”
Learning
Memory Aids
Mnemonic
Think: 'Cipher' means code + 'text' = coded text.
Conceptual Metaphor
Ciphertext is a locked box; plaintext is the open box.
Practice
Quiz
What is the direct opposite of 'ciphertext'?