# KOI-18

> hand-held paper tape reader developed by the U.S. National Security Agency as a fill device for loading cryptographic keys

**Wikidata**: [Q6334916](https://www.wikidata.org/wiki/Q6334916)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/KOI-18)  
**Source**: https://4ort.xyz/entity/koi-18


## References

1. [Source](https://www.cryptomuseum.com/crypto/usa/koi18/index.htm)
2. [Source](https://www.cryptomuseum.com/crypto/fill.htm)