1. converted into code or cipher; encoded

1. past tense and past participle of encipher; converted into code or cipher

Examples

• The enciphered message was impossible to read without the key.
• Military communications were enciphered to prevent enemy interception.
• She enciphered her diary entries to keep them private.
• The enciphered data required special software to decode.
• Ancient texts were often enciphered to protect sacred knowledge.
• The spy enciphered his reports before transmission.
• All enciphered documents were stored in the secure vault.