ciphony
/ˈsaɪfəni/
noun
- The technology or process of encrypting voice communications, especially telephone calls, to keep them private.
- Ciphony systems scramble your voice so that only the person on the other end can understand it.
- Early ciphony devices were bulky, but modern software makes encrypted calls easy on smartphones.
- The military uses ciphony to protect sensitive phone conversations from eavesdropping.
Synonyms