diff --git a/client/src/mifare/desfire_crypto.c b/client/src/mifare/desfire_crypto.c
index 137eb8089..23c8b1fd9 100644
--- a/client/src/mifare/desfire_crypto.c
+++ b/client/src/mifare/desfire_crypto.c
@@ -978,7 +978,7 @@ void desfire_crc32_append(uint8_t *data, const size_t len) {
 
 bool desfire_crc32_check(uint8_t *data, const size_t len, uint8_t *crc) {
     uint8_t ccrc[4] = {0};
-    crc32_ex(data, len, ccrc);
+    desfire_crc32(data, len, ccrc);
     return (memcmp(ccrc, crc, 4) == 0);
 }
 
@@ -989,3 +989,9 @@ void iso14443a_crc_append(uint8_t *data, size_t len) {
 void iso14443a_crc(uint8_t *data, size_t len, uint8_t *pbtCrc) {
     return compute_crc(CRC_14443_A, data, len, pbtCrc, pbtCrc + 1);
 }
+
+bool iso14443a_crc_check(uint8_t *data, const size_t len, uint8_t *crc) {
+    uint8_t ccrc[2] = {0};
+    iso14443a_crc(data, len, ccrc);
+    return (memcmp(ccrc, crc, 2) == 0);
+}
diff --git a/client/src/mifare/desfire_crypto.h b/client/src/mifare/desfire_crypto.h
index 8cdf76ab6..689c0d56c 100644
--- a/client/src/mifare/desfire_crypto.h
+++ b/client/src/mifare/desfire_crypto.h
@@ -152,4 +152,5 @@ void desfire_crc32_append(uint8_t *data, const size_t len);
 bool desfire_crc32_check(uint8_t *data, const size_t len, uint8_t *crc);
 void iso14443a_crc_append(uint8_t *data, size_t len);
 void iso14443a_crc(uint8_t *data, size_t len, uint8_t *pbtCrc);
+bool iso14443a_crc_check(uint8_t *data, const size_t len, uint8_t *crc);
 #endif