Definition, Meaning & Synonyms
cypher
noun
/ˈsaɪ.fər/
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Definition
A method of transforming a message to keep its content secret.
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Examples
- The spy communicated using a complex cypher to encrypt his messages.
- They learned to decipher the ancient texts that were written in a forgotten cypher.
- Modern apps often use cyphers to secure user data and communications.
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Meaning
In the context of cryptography, a cypher is a system or set of rules used to encode or decode information, ensuring that only those with the right keys can access the original message.
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Synonyms
- code
- cipher
- encryption
- key
- secret writing