EMV TLV Parser
Paste a DE 55 hex string or load a file. Parses BER-TLV structures against the EMV tag dictionary, recursing into constructed templates. Select any tag to read what its value means. All processing happens in your browser.
Accepts spaced hex, raw hex, 0x-prefixed, or newlines. No data leaves this page.
Parsed TLV tree
Paste DE 55 data and select Parse to see the TLV tree
Tags parsed
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Constructed
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Bytes
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Errors