Co-authored-by: あく <alleteam@gmail.com>
@@ -291,6 +291,10 @@ bool mf_classic_is_allowed_access_data_block(
uint8_t* sector_trailer =
data->block[mf_classic_get_sector_trailer_num_by_block(block_num)].value;
+ if(block_num == 0 && action == MfClassicActionDataWrite) {
+ return false;
+ }
+
uint8_t sector_block;
if(block_num <= 128) {
sector_block = block_num & 0x03;