> For the complete documentation index, see [llms.txt](https://ktk-project.gitbook.io/ktk-project/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://ktk-project.gitbook.io/ktk-project/white-paper-kr/undefined-2.md).

# 약칭

KTK - Key Token(ERC-20)

NFT - Non Fungible Token 대체불가토큰

LBS - Location Based Service 위치기반 서비스

P2P - Peer to Peer 개인과 개인

XR  - eXtended Reality 확장현실

API - Application Programming Interface 어플리케이션 프로그램 인터페이스