From b2b176f1c35c0409333a97202969571ce6bd4ffd Mon Sep 17 00:00:00 2001
From: jgromes <jan.gromes@gmail.com>
Date: Sun, 20 Aug 2023 19:16:07 +0200
Subject: [PATCH] [LoRaWAN] Added MIC mismatch debug message

---
 src/protocols/LoRaWAN/LoRaWAN.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/protocols/LoRaWAN/LoRaWAN.cpp b/src/protocols/LoRaWAN/LoRaWAN.cpp
index 0c36377d..75266256 100644
--- a/src/protocols/LoRaWAN/LoRaWAN.cpp
+++ b/src/protocols/LoRaWAN/LoRaWAN.cpp
@@ -778,6 +778,7 @@ bool LoRaWANNode::verifyMIC(uint8_t* msg, size_t len, uint8_t* key) {
   // calculate the expected value and compare
   uint32_t micCalculated = generateMIC(msg, len - sizeof(uint32_t), key);
   if(micCalculated != micReceived) {
+    RADIOLIB_DEBUG_PRINTLN("MIC mismatch, expected %08x, got %08x", micCalculated, micReceived);
     return(false);
   }