diff --git a/tests/core_tests/chaingen.cpp b/tests/core_tests/chaingen.cpp
index f7aa0612..73340589 100644
--- a/tests/core_tests/chaingen.cpp
+++ b/tests/core_tests/chaingen.cpp
@@ -1,11 +1,9 @@
-// Copyright (c) 2014-2022 Zano Project
+// Copyright (c) 2014-2024 Zano Project
 // Copyright (c) 2014-2018 The Louisdor Project
 // Copyright (c) 2012-2013 The Cryptonote developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
-#define USE_INSECURE_RANDOM_RPNG_ROUTINES // turns on pseudorandom number generator manupulations for tests
-
 #include "chaingen.h"
 
 #include <vector>
diff --git a/tests/core_tests/chaingen.h b/tests/core_tests/chaingen.h
index 65a89226..087e0c3a 100644
--- a/tests/core_tests/chaingen.h
+++ b/tests/core_tests/chaingen.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2022 Zano Project
+// Copyright (c) 2014-2024 Zano Project
 // Copyright (c) 2014-2018 The Louisdor Project
 // Copyright (c) 2012-2013 The Cryptonote developers
 // Distributed under the MIT/X11 software license, see the accompanying
@@ -9,7 +9,8 @@
 #include <string>
 #include <iostream>
 
-#define USE_INSECURE_RANDOM_RPNG_ROUTINES // turns on pseudorandom number generator manupulations for tests
+#define USE_INSECURE_RANDOM_RPNG_ROUTINES   // turns on pseudorandom number generator manupulations for tests
+#define TX_POOL_USE_UNSECURE_TEST_FUNCTIONS // turns on special tests functions of tx pool
 
 #include "currency_core/currency_basic.h"
 #include "currency_core/currency_core.h"
diff --git a/tests/core_tests/multiassets_test.cpp b/tests/core_tests/multiassets_test.cpp
index 1a933292..240b3bb3 100644
--- a/tests/core_tests/multiassets_test.cpp
+++ b/tests/core_tests/multiassets_test.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 Zano Project
+// Copyright (c) 2014-2024 Zano Project
 // Copyright (c) 2014-2018 The Louisdor Project
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
@@ -186,7 +186,20 @@ bool multiassets_basic_test::c1(currency::core& c, size_t ev_index, const std::v
   CHECK_AND_ASSERT_MES(r, false, "Failed to get_asset_info");
 
   asset_info.meta_info = "{\"some2\": \"info2\"}";
+  r = false;
+  try
+  {
+    miner_wlt->update_asset(asset_id, asset_info, tx);
+  }
+  catch(tools::error::tx_rejected&)
+  {
+    r = true;
+  }
+  CHECK_AND_ASSERT_MES(r, false, "Test failed, broken ownership passed");
+  
+  c.get_tx_pool().unsecure_disable_tx_validation_on_addition(true);
   miner_wlt->update_asset(asset_id, asset_info, tx);
+  c.get_tx_pool().unsecure_disable_tx_validation_on_addition(false);
   r = mine_next_pow_blocks_in_playtime(miner_wlt->get_account().get_public_address(), c, 2);
   CHECK_AND_ASSERT_MES(!r, false, "Test failed, broken ownership passed");
   c.get_tx_pool().purge_transactions();
@@ -202,25 +215,54 @@ bool multiassets_basic_test::c1(currency::core& c, size_t ev_index, const std::v
   CHECK_AND_ASSERT_MES(r, false, "Failed to get_asset_info");
 
   asset_info.ticker = "XXX";
+  r = false;
+  try
+  {
+    miner_wlt->update_asset(asset_id, asset_info, tx);
+  }
+  catch(tools::error::tx_rejected&)
+  {
+    r = true;
+  }
+  CHECK_AND_ASSERT_MES(r, false, "update_asset succeeded, but this shouldn't happened");
+
+  c.get_tx_pool().unsecure_disable_tx_validation_on_addition(true);
   miner_wlt->update_asset(asset_id, asset_info, tx);
   CHECK_AND_ASSERT_MES(c.get_pool_transactions_count() == 1, false, "Unexpected number of txs in the pool: " << c.get_pool_transactions_count());
   r = mine_next_pow_block_in_playtime(miner_wlt->get_account().get_public_address(), c);
   CHECK_AND_ASSERT_MES(!r, false, "block with a bad tx was unexpectedly mined");
   CHECK_AND_ASSERT_MES(c.get_pool_transactions_count() == 1, false, "Unexpected number of txs in the pool: " << c.get_pool_transactions_count()); // make sure tx was not confirmed
+  c.get_tx_pool().unsecure_disable_tx_validation_on_addition(false);
   c.get_tx_pool().purge_transactions();
 
+  CHECK_AND_ASSERT_MES(c.get_pool_transactions_count() == 0, false, "Unexpected number of txs in the pool: " << c.get_pool_transactions_count()); // make sure tx was not added
+
   
   // check update_asset() with modified 'full_name'
   r = c.get_blockchain_storage().get_asset_info(asset_id, asset_info);
   CHECK_AND_ASSERT_MES(r, false, "Failed to get_asset_info");
 
   asset_info.full_name = "XXX";
+  r = false;
+  try
+  {
+    miner_wlt->update_asset(asset_id, asset_info, tx);
+  }
+  catch(tools::error::tx_rejected&)
+  {
+    r = true;
+  }
+  CHECK_AND_ASSERT_MES(r, false, "update_asset succeeded, but this shouldn't happened");
+
+  c.get_tx_pool().unsecure_disable_tx_validation_on_addition(true);
   miner_wlt->update_asset(asset_id, asset_info, tx);
   CHECK_AND_ASSERT_MES(c.get_pool_transactions_count() == 1, false, "Unexpected number of txs in the pool: " << c.get_pool_transactions_count());
   r = mine_next_pow_block_in_playtime(miner_wlt->get_account().get_public_address(), c);
   CHECK_AND_ASSERT_MES(!r, false, "block with a bad tx was unexpectedly mined");
   CHECK_AND_ASSERT_MES(c.get_pool_transactions_count() == 1, false, "Unexpected number of txs in the pool: " << c.get_pool_transactions_count()); // make sure tx was not confirmed
+  c.get_tx_pool().unsecure_disable_tx_validation_on_addition(false);
   c.get_tx_pool().purge_transactions();
+  CHECK_AND_ASSERT_MES(c.get_pool_transactions_count() == 0, false, "Unexpected number of txs in the pool: " << c.get_pool_transactions_count()); // make sure tx was not added
   miner_wlt->refresh();
 
   
@@ -229,13 +271,27 @@ bool multiassets_basic_test::c1(currency::core& c, size_t ev_index, const std::v
   CHECK_AND_ASSERT_MES(r, false, "Failed to get_asset_info");
 
   asset_info.decimal_point = 3;
+  r = false;
+  try
+  {
+    miner_wlt->update_asset(asset_id, asset_info, tx);
+  }
+  catch(tools::error::tx_rejected&)
+  {
+    r = true;
+  }
+  CHECK_AND_ASSERT_MES(r, false, "update_asset succeeded, but this shouldn't happened");
+
+  c.get_tx_pool().unsecure_disable_tx_validation_on_addition(true);
   miner_wlt->update_asset(asset_id, asset_info, tx);
   CHECK_AND_ASSERT_MES(c.get_pool_transactions_count() == 1, false, "Unexpected number of txs in the pool: " << c.get_pool_transactions_count());
   r = mine_next_pow_block_in_playtime(miner_wlt->get_account().get_public_address(), c);
   CHECK_AND_ASSERT_MES(!r, false, "block with a bad tx was unexpectedly mined");
   CHECK_AND_ASSERT_MES(c.get_pool_transactions_count() == 1, false, "Unexpected number of txs in the pool: " << c.get_pool_transactions_count()); // make sure tx was not confirmed
+  c.get_tx_pool().unsecure_disable_tx_validation_on_addition(false);
   c.get_tx_pool().purge_transactions();
   miner_wlt->refresh();
+  CHECK_AND_ASSERT_MES(c.get_pool_transactions_count() == 0, false, "Unexpected number of txs in the pool: " << c.get_pool_transactions_count()); // make sure tx was not added
 
 
   // check update_asset() with modified 'owner'
@@ -258,14 +314,29 @@ bool multiassets_basic_test::c1(currency::core& c, size_t ev_index, const std::v
     o.pado->descriptor.current_supply += 1000000;
   });
   //test emit function but re-adjust current_supply to wrong amount
+  r = false;
+  try
+  {
+    miner_wlt->emit_asset(asset_id, destinations, tx);
+  }
+  catch(tools::error::tx_rejected&)
+  {
+    r = true;
+  }
+  CHECK_AND_ASSERT_MES(r, false, "emit_asset succeeded, but this shouldn't happened");
+
+  c.get_tx_pool().unsecure_disable_tx_validation_on_addition(true);
   miner_wlt->emit_asset(asset_id, destinations, tx);
   CHECK_AND_ASSERT_MES(c.get_pool_transactions_count() == 1, false, "Unexpected number of txs in the pool: " << c.get_pool_transactions_count());
   r = mine_next_pow_block_in_playtime(miner_wlt->get_account().get_public_address(), c);
   CHECK_AND_ASSERT_MES(!r, false, "block with a bad tx was unexpectedly mined");
   CHECK_AND_ASSERT_MES(c.get_pool_transactions_count() == 1, false, "Unexpected number of txs in the pool: " << c.get_pool_transactions_count()); // make sure tx was not confirmed
+  c.get_tx_pool().unsecure_disable_tx_validation_on_addition(false);
   c.get_tx_pool().purge_transactions();
   miner_wlt->refresh();
 
+  CHECK_AND_ASSERT_MES(c.get_pool_transactions_count() == 0, false, "Unexpected number of txs in the pool: " << c.get_pool_transactions_count()); // make sure tx was not added
+
   //------------------- tests that trying to break stuff  -------------------
   //test burn that burns more than tx has
   miner_wlt->get_debug_events_dispatcher().UNSUBSCRIBE_ALL();
@@ -276,11 +347,24 @@ bool multiassets_basic_test::c1(currency::core& c, size_t ev_index, const std::v
   });
 
 
+  r = false;
+  try
+  {
+    miner_wlt->burn_asset(asset_id, 10000000000000, tx);
+  }
+  catch(tools::error::tx_rejected&)
+  {
+    r = true;
+  }
+  CHECK_AND_ASSERT_MES(r, false, "burn_asset succeeded, but this shouldn't happened");
+
+  c.get_tx_pool().unsecure_disable_tx_validation_on_addition(true);
   miner_wlt->burn_asset(asset_id, 10000000000000, tx);
   CHECK_AND_ASSERT_MES(c.get_pool_transactions_count() == 1, false, "Unexpected number of txs in the pool: " << c.get_pool_transactions_count());
   r = mine_next_pow_block_in_playtime(miner_wlt->get_account().get_public_address(), c);
   CHECK_AND_ASSERT_MES(!r, false, "block with a bad tx was unexpectedly mined");
   CHECK_AND_ASSERT_MES(c.get_pool_transactions_count() == 1, false, "Unexpected number of txs in the pool: " << c.get_pool_transactions_count()); // make sure tx was not confirmed
+  c.get_tx_pool().unsecure_disable_tx_validation_on_addition(false);
   c.get_tx_pool().purge_transactions();
   miner_wlt->refresh();
   miner_wlt->get_debug_events_dispatcher().UNSUBSCRIBE_ALL();