From 7cf206030deb35f5d448e6abd05b2b12185f41fc Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Adam=20Ho=C5=99=C4=8Dica?= <horcica@2n.com>
Date: Sat, 12 Jul 2025 10:31:07 +0200
Subject: [PATCH] Add recognition of Swissbit iShield Key Mifare as MFD EV3

---
 CHANGELOG.md            | 1 +
 client/src/cmdhfmfdes.c | 7 ++++++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index a5e218e7e..3a67c11a6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,7 @@ All notable changes to this project will be documented in this file.
 This project uses the changelog in accordance with [keepchangelog](http://keepachangelog.com/). Please use this to write notable changes, which is not the same as git commit log...
 
 ## [unreleased][unreleased]
+- Changed `hf mfdes info` - add recognition of Swissbit iShield Key Mifare
 - Changed `hf mf info` - add detection for unknown backdoor keys and for some backdoor variants (@doegox)
 - Changed `mqtt` commnands - now honors preference settings (@iceman1001)
 - Changed `prefs` - now handles MQTT settings too (@iceman1001)
diff --git a/client/src/cmdhfmfdes.c b/client/src/cmdhfmfdes.c
index 341ced612..14e716c8c 100644
--- a/client/src/cmdhfmfdes.c
+++ b/client/src/cmdhfmfdes.c
@@ -238,7 +238,7 @@ static char *getProtocolStr(uint8_t id, bool hw) {
 
 static char *getVersionStr(uint8_t type, uint8_t major, uint8_t minor) {
 
-    static char buf[40] = {0x00};
+    static char buf[60] = {0x00};
     char *retStr = buf;
 
     if (type == 0x01 && major == 0x00)
@@ -255,6 +255,8 @@ static char *getVersionStr(uint8_t type, uint8_t major, uint8_t minor) {
         snprintf(retStr, sizeof(buf), "%x.%x ( " _GREEN_("DESFire EV2") " )", major, minor);
     else if (type == 0x01 && major == 0x33 && minor == 0x00)
         snprintf(retStr, sizeof(buf), "%x.%x ( " _GREEN_("DESFire EV3") " )", major, minor);
+    else if (type == 0x81 && major == 0x43 && minor == 0x01)
+        snprintf(retStr, sizeof(buf), "%x.%x ( " _GREEN_("DESFire EV3C implementation on P71D600") " )", major, minor); // Swisskey iShield Key
     else if (type == 0x01 && major == 0x30 && minor == 0x00)
         snprintf(retStr, sizeof(buf), "%x.%x ( " _GREEN_("DESFire Light") " )", major, minor);
     else if (type == 0x02 && major == 0x11 && minor == 0x00)
@@ -329,6 +331,9 @@ nxp_cardtype_t getCardType(uint8_t type, uint8_t major, uint8_t minor) {
     if (type == 0x01 && major == 0x33 && minor == 0x00)
         return DESFIRE_EV3;
 
+    if (type == 0x81 && major == 0x43 && minor == 0x01)
+        return DESFIRE_EV3;
+
     // Duox
     if (type == 0x01 && major == 0xA0 && minor == 0x00)
         return DUOX;