APDU Protocol Analyzer
ISO 7816 Command Decoder & Status Word Lookup
ENTER APDU COMMAND (HEX)
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Decode
Invalid Hex String
APDU Header
CLA
00
ISO Standard
INS
A4
SELECT FILE
P1
04
-
P2
00
-
Command Body
Lc:
00
Length of data field (0 bytes)
Data:
...
ASCII: ...
Le:
00
Max expected response length (0 bytes)
Status Word (SW)
90 00
Normal Processing
Success
Common INS Codes
A4 SELECT
B0 READ BINARY
D0 WRITE BINARY
B2 READ RECORD
D2 WRITE RECORD
84 GET CHALLENGE
88 INTERNAL AUTH
82 EXTERNAL AUTH
CA GET DATA
A8 GET PROC OPT
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