NDEF 디코더
16진수로 인코딩된 NFC 태그 데이터를 붙여넣어 NDEF 레코드를 디코딩하고 분석하세요. 레코드 구조, 타입, 사람이 읽을 수 있는 페이로드를 확인할 수 있습니다.
Hex Input
Accepts hex with or without spaces, 0x prefixes, or colons.
Raw Data
Paste hex data and click Decode
TLV Structure
Record #
Flags
| TNF | |
| Type | |
| Payload Length |
Content
Payload (hex)
자주 묻는 질문
Yes, all tools on NFCFYI are completely free with no account required. Tools run entirely in your browser (client-side JavaScript) and do not send your data to any server, ensuring privacy for sensitive information like encryption keys or NDEF records.
All tools are fully responsive and work on smartphones, tablets, and desktop browsers. Tools that interact with NFC hardware (like tag reading/writing) require a device with NFC support and a compatible browser (Chrome on Android for Web NFC API). Calculation and encoding tools work on any device.
Yes. NDEF records, memory calculations, and encoding outputs generated by our tools can be used freely in both personal and commercial projects. The tools are reference implementations and we recommend verifying critical outputs against the relevant NFC Forum or ISO specifications.