KOI may refer to: * the IATA airport code for Kirkwall Airport * the Indonesian abbreviation of ''Komite Olimpiade Indonesia'' for Indonesian Olympic Committee * the KOI character encodings for Cyrillic script * the

KOI-18 A fill device or key loader is a module used to load cryptographic keys into electronic encryption machines. Fill devices are usually hand held and electronic ones are battery operated. Older mechanical encryption systems, such as rotor machin ...

cryptographic key fill device used by the U.S. government * a Kepler Object of Interest * language code for Komi-Permyak language * Potassium hypoiodite

See also