Ambimat GroupAmbimatAmbiSecureeSIM InitiativeEngineering BlogAhmedabad · India · Est. 1981
Smart-card reference

APDU Status Dictionary

The full reference table of smart-card status words (SW1 SW2). Filter by source (ISO 7816-4, GlobalPlatform, EMV, FIDO) and search by hex or by description. A bookmark-worthy quick reference.

ReferenceISO + GP + EMV + FIDO

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Reading the table

Status words are 2 bytes; we group 9XYY as success/proprietary, 6XYY as warnings or errors. 61XX means “more data”; 6CXX means “wrong Le, exact length is XX”. 63CX is the PIN-retries-remaining encoding.

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For a single SW lookup with multi-match support.

SW lookup →

Pillar post

How APDUs work, with examples.

APDU from first principles →

Companion tool

Decode a full APDU including its SW.

APDU parser →