Add configurable anti-cheat gates

2026-04-16 15:05:03 +02:00
parent acf7038abb
commit 571e10a122
12 changed files with 213 additions and 65 deletions
--- a/src/game/battle.cpp
+++ b/src/game/battle.cpp
@@ -190,6 +190,7 @@ int battle_melee_attack(LPCHARACTER ch, LPCHARACTER victim)

 	// 거리 체크
 	int distance = DISTANCE_APPROX(ch->GetX() - victim->GetX(), ch->GetY() - victim->GetY());
+	const bool enforceCombatValidation = AntiCheatCombatValidationEnabled();

 	if (!victim->IsBuilding())
 	{
@@ -207,7 +208,7 @@ int battle_melee_attack(LPCHARACTER ch, LPCHARACTER victim)
 				max = MAX(300, (int) (victim->GetMobAttackRange() * 1.15f));
 		}

-		if (distance > max)
+		if (enforceCombatValidation && distance > max)
 		{
 			if (ch->IsPC() && distance > max + 200)
 			{
@@ -229,7 +230,7 @@ int battle_melee_attack(LPCHARACTER ch, LPCHARACTER victim)
 		}

 		float rotDelta = 0.0f;
-		if (!battle_melee_angle_valid(ch, victim, distance, max, &rotDelta))
+		if (enforceCombatValidation && !battle_melee_angle_valid(ch, victim, distance, max, &rotDelta))
 		{
 			char szDetail[160];
 			snprintf(szDetail,
@@ -263,7 +264,7 @@ int battle_melee_attack(LPCHARACTER ch, LPCHARACTER victim)
 	int dam;
 	int ret = battle_hit(ch, victim, dam);

-	if ((ret == BATTLE_DAMAGE || ret == BATTLE_DEAD) && ch->IsPC() && victim->IsPC())
+	if (enforceCombatValidation && (ret == BATTLE_DAMAGE || ret == BATTLE_DEAD) && ch->IsPC() && victim->IsPC())
 		victim->LockSyncOwner(450);

 	return (ret);
@@ -882,6 +883,9 @@ void SET_ATTACKED_TIME(LPCHARACTER ch, LPCHARACTER victim, DWORD current_time)

 bool IS_SPEED_HACK(LPCHARACTER ch, LPCHARACTER victim, DWORD current_time)
 {
+	if (!AntiCheatCombatValidationEnabled())
+		return false;
+
 	// 2013 09 11 CYH debugging log
 	/*sys_log(0, "%s attack test log! time (delta, limit)=(%u, %u). ch->m_kAttackLog.dwvID(%u) victim->GetVID(%u)",
 						ch->GetName(),
--- a/src/game/char.cpp
+++ b/src/game/char.cpp
@@ -4125,21 +4125,24 @@ void CHARACTER::mining_cancel()
 void CHARACTER::mining(LPCHARACTER chLoad)
 {
 	const DWORD dwNow = get_dword_time();
-	if (0 == m_dwMiningWindowStart || dwNow - m_dwMiningWindowStart >= kActionWindowMs)
+	if (AntiCheatActionValidationEnabled() && (0 == m_dwMiningWindowStart || dwNow - m_dwMiningWindowStart >= kActionWindowMs))
 	{
 		m_dwMiningWindowStart = dwNow;
 		m_iMiningWindowCount = 0;
 	}

-	++m_iMiningWindowCount;
-	if (m_iMiningWindowCount > kMiningRateWarnThreshold)
+	if (AntiCheatActionValidationEnabled())
 	{
-		char szDetail[128];
-		snprintf(szDetail, sizeof(szDetail), "window=1s count=%d target=%u", m_iMiningWindowCount, chLoad ? chLoad->GetVID() : 0);
-		RecordAntiCheatViolation("MINING_RATE", MIN(8, 1 + (m_iMiningWindowCount - kMiningRateWarnThreshold) / 2), szDetail, m_iMiningWindowCount > kMiningRateBlockThreshold);
+		++m_iMiningWindowCount;
+		if (m_iMiningWindowCount > kMiningRateWarnThreshold)
+		{
+			char szDetail[128];
+			snprintf(szDetail, sizeof(szDetail), "window=1s count=%d target=%u", m_iMiningWindowCount, chLoad ? chLoad->GetVID() : 0);
+			RecordAntiCheatViolation("MINING_RATE", MIN(8, 1 + (m_iMiningWindowCount - kMiningRateWarnThreshold) / 2), szDetail, m_iMiningWindowCount > kMiningRateBlockThreshold);

-		if (m_iMiningWindowCount > kMiningRateBlockThreshold)
-			return;
+			if (m_iMiningWindowCount > kMiningRateBlockThreshold)
+				return;
+		}
 	}

 	if (m_pkMiningEvent)
@@ -4148,7 +4151,7 @@ void CHARACTER::mining(LPCHARACTER chLoad)
 		return;
 	}

-	if (IsDead() || !CanMove() || !CanHandleItem())
+	if (AntiCheatActionValidationEnabled() && (IsDead() || !CanMove() || !CanHandleItem()))
 	{
 		char szDetail[128];
 		snprintf(szDetail,
@@ -4168,7 +4171,7 @@ void CHARACTER::mining(LPCHARACTER chLoad)
 	if (mining::GetRawOreFromLoad(chLoad->GetRaceNum()) == 0)
 		return;

-	if (chLoad == this || chLoad->GetMapIndex() != GetMapIndex())
+	if (AntiCheatActionValidationEnabled() && (chLoad == this || chLoad->GetMapIndex() != GetMapIndex()))
 	{
 		char szDetail[128];
 		snprintf(szDetail,
@@ -4182,7 +4185,7 @@ void CHARACTER::mining(LPCHARACTER chLoad)
 	}

 	const int iDistance = DISTANCE_APPROX(GetX() - chLoad->GetX(), GetY() - chLoad->GetY());
-	if (iDistance > kMiningStartMaxDistance)
+	if (AntiCheatActionValidationEnabled() && iDistance > kMiningStartMaxDistance)
 	{
 		char szDetail[128];
 		snprintf(szDetail, sizeof(szDetail), "target=%u distance=%d max=%d", chLoad->GetVID(), iDistance, kMiningStartMaxDistance);
@@ -4217,21 +4220,24 @@ void CHARACTER::mining(LPCHARACTER chLoad)
 void CHARACTER::fishing()
 {
 	const DWORD dwNow = get_dword_time();
-	if (0 == m_dwFishingWindowStart || dwNow - m_dwFishingWindowStart >= kActionWindowMs)
+	if (AntiCheatActionValidationEnabled() && (0 == m_dwFishingWindowStart || dwNow - m_dwFishingWindowStart >= kActionWindowMs))
 	{
 		m_dwFishingWindowStart = dwNow;
 		m_iFishingWindowCount = 0;
 	}

-	++m_iFishingWindowCount;
-	if (m_iFishingWindowCount > kFishingRateWarnThreshold)
+	if (AntiCheatActionValidationEnabled())
 	{
-		char szDetail[128];
-		snprintf(szDetail, sizeof(szDetail), "window=1s count=%d active=%d", m_iFishingWindowCount, m_pkFishingEvent ? 1 : 0);
-		RecordAntiCheatViolation("FISHING_RATE", MIN(8, 1 + (m_iFishingWindowCount - kFishingRateWarnThreshold) / 2), szDetail, m_iFishingWindowCount > kFishingRateBlockThreshold);
+		++m_iFishingWindowCount;
+		if (m_iFishingWindowCount > kFishingRateWarnThreshold)
+		{
+			char szDetail[128];
+			snprintf(szDetail, sizeof(szDetail), "window=1s count=%d active=%d", m_iFishingWindowCount, m_pkFishingEvent ? 1 : 0);
+			RecordAntiCheatViolation("FISHING_RATE", MIN(8, 1 + (m_iFishingWindowCount - kFishingRateWarnThreshold) / 2), szDetail, m_iFishingWindowCount > kFishingRateBlockThreshold);

-		if (m_iFishingWindowCount > kFishingRateBlockThreshold)
-			return;
+			if (m_iFishingWindowCount > kFishingRateBlockThreshold)
+				return;
+		}
 	}

 	if (m_pkFishingEvent)
@@ -4240,7 +4246,7 @@ void CHARACTER::fishing()
 		return;
 	}

-	if (IsDead() || !CanMove() || !CanHandleItem())
+	if (AntiCheatActionValidationEnabled() && (IsDead() || !CanMove() || !CanHandleItem()))
 	{
 		char szDetail[128];
 		snprintf(szDetail,
@@ -4295,7 +4301,7 @@ void CHARACTER::fishing()

 void CHARACTER::fishing_take()
 {
-	if (!CanMove() || !CanHandleItem())
+	if (AntiCheatActionValidationEnabled() && (!CanMove() || !CanHandleItem()))
 	{
 		char szDetail[128];
 		snprintf(szDetail,
@@ -4309,7 +4315,7 @@ void CHARACTER::fishing_take()
 	}

 	const int iMovedDistance = DISTANCE_APPROX(GetX() - m_lFishingStartX, GetY() - m_lFishingStartY);
-	if (iMovedDistance > kFishingTakeMaxMoveDistance)
+	if (AntiCheatActionValidationEnabled() && iMovedDistance > kFishingTakeMaxMoveDistance)
 	{
 		char szDetail[128];
 		snprintf(szDetail, sizeof(szDetail), "distance=%d max=%d", iMovedDistance, kFishingTakeMaxMoveDistance);
@@ -7258,6 +7264,13 @@ EVENTFUNC(check_speedhack_event)
 	if (NULL == ch || ch->IsNPC())
 		return 0;

+	if (!AntiCheatCombatValidationEnabled())
+	{
+		ch->m_speed_hack_count = 0;
+		ch->ResetComboHackCount();
+		return PASSES_PER_SEC(60);
+	}
+
 	if (IS_SPEED_HACK_PLAYER(ch))
 	{
 		// write hack log
@@ -7402,6 +7415,9 @@ BYTE CHARACTER::GetComboIndex() const

 void CHARACTER::IncreaseComboHackCount(int k)
 {
+	if (!AntiCheatCombatValidationEnabled())
+		return;
+
 	m_iComboHackCount += k;

 	if (m_iComboHackCount >= 10)
@@ -7447,6 +7463,9 @@ void CHARACTER::DecayAntiCheatScore(DWORD dwNow)

 void CHARACTER::RecordAntiCheatViolation(const char* category, int score, const char* detail, bool forcePersist)
 {
+	if (!AntiCheatEnabled())
+		return;
+
 	const DWORD dwNow = get_dword_time();
 	DecayAntiCheatScore(dwNow);

@@ -7475,7 +7494,7 @@ void CHARACTER::RecordAntiCheatViolation(const char* category, int score, const
 		m_dwLastAntiCheatPersistTime = dwNow;
 	}

-	if (GetDesc() && m_iAntiCheatScore >= kAntiCheatDisconnectScore)
+	if (AntiCheatDisconnectEnabled() && GetDesc() && m_iAntiCheatScore >= kAntiCheatDisconnectScore)
 	{
 		if (GetDesc()->DelayedDisconnect(number(3, 8)))
 			sys_log(0, "ANTI_CHEAT_DISCONNECT: %s score=%d", GetName(), m_iAntiCheatScore);
--- a/src/game/char_battle.cpp
+++ b/src/game/char_battle.cpp
@@ -69,7 +69,7 @@ namespace

 	void ObserveCombatTargetPattern(LPCHARACTER ch, LPCHARACTER victim, DWORD now)
 	{
-		if (!ch || !victim || !ch->IsPC())
+		if (!AntiCheatBehaviorTelemetryEnabled() || !ch || !victim || !ch->IsPC())
 			return;

 		if (!victim->IsMonster() && !victim->IsStone())
@@ -365,7 +365,7 @@ bool CHARACTER::Attack(LPCHARACTER pkVictim, BYTE bType)
 	{
 		if (IsPC() == true)
 		{
-			if (dwCurrentTime - m_dwLastSkillTime > 1500)
+			if (AntiCheatCombatValidationEnabled() && dwCurrentTime - m_dwLastSkillTime > 1500)
 			{
 				char szDetail[128];
 				snprintf(szDetail, sizeof(szDetail), "skill=%u delta=%u victim=%s", bType, dwCurrentTime - m_dwLastSkillTime, pkVictim ? pkVictim->GetName() : "-");
@@ -3108,7 +3108,8 @@ class CFuncShoot

 			int rangedDistance = 0;
 			int rangedLimit = 0;
-			if (!battle_ranged_target_valid(m_me, pkVictim, m_bType, &rangedDistance, &rangedLimit))
+			if (AntiCheatCombatValidationEnabled() &&
+			    !battle_ranged_target_valid(m_me, pkVictim, m_bType, &rangedDistance, &rangedLimit))
 			{
 				if (m_me->IsPC())
 				{
--- a/src/game/char_dragonsoul.cpp
+++ b/src/game/char_dragonsoul.cpp
@@ -1,6 +1,7 @@
 #include "stdafx.h"
 #include "char.h"
 #include "utils.h"
+#include "config.h"
 #include "item.h"
 #include "desc.h"
 #include "DragonSoul.h"
@@ -154,6 +155,9 @@ bool CHARACTER::DragonSoul_RefineWindow_CanRefine()
 	if (NULL == m_pointsInstant.m_pDragonSoulRefineWindowOpener)
 		return false;

+	if (!AntiCheatActionValidationEnabled())
+		return true;
+
 	LPENTITY pOpener = m_pointsInstant.m_pDragonSoulRefineWindowOpener;
 	if (!pOpener->IsType(ENTITY_CHARACTER))
 	{
--- a/src/game/char_item.cpp
+++ b/src/game/char_item.cpp
@@ -58,6 +58,9 @@ namespace
 		if (!ch)
 			return false;

+		if (!AntiCheatActionValidationEnabled())
+			return true;
+
 		if (0 == dwRefineNpcVID)
 		{
 			char szDetail[128];
@@ -114,7 +117,7 @@ namespace

 	void ObservePickupPattern(LPCHARACTER ch, DWORD now, long x, long y)
 	{
-		if (!ch)
+		if (!AntiCheatBehaviorTelemetryEnabled() || !ch)
 			return;

 		if (0 == ch->m_dwPickupPatternWindowStart || now - ch->m_dwPickupPatternWindowStart >= kPickupPatternWindowMs)
@@ -5995,22 +5998,25 @@ bool CHARACTER::PickupItem(DWORD dwVID)
 	const long lPickupX = GetX();
 	const long lPickupY = GetY();

-	if (m_dwPickupWindowStart == 0 || dwNow - m_dwPickupWindowStart >= 1000)
+	if (AntiCheatActionValidationEnabled() && (m_dwPickupWindowStart == 0 || dwNow - m_dwPickupWindowStart >= 1000))
 	{
 		m_dwPickupWindowStart = dwNow;
 		m_iPickupWindowCount = 0;
 	}

-	++m_iPickupWindowCount;
-
-	if (m_iPickupWindowCount > 25)
+	if (AntiCheatActionValidationEnabled())
 	{
-		char szDetail[96];
-		snprintf(szDetail, sizeof(szDetail), "count=%d window_ms=%u", m_iPickupWindowCount, dwNow - m_dwPickupWindowStart);
-		RecordAntiCheatViolation("PICKUP_RATE", MIN(8, 1 + (m_iPickupWindowCount - 25) / 5), szDetail, m_iPickupWindowCount > 45);
+		++m_iPickupWindowCount;

-		if (m_iPickupWindowCount > 45)
-			return false;
+		if (m_iPickupWindowCount > 25)
+		{
+			char szDetail[96];
+			snprintf(szDetail, sizeof(szDetail), "count=%d window_ms=%u", m_iPickupWindowCount, dwNow - m_dwPickupWindowStart);
+			RecordAntiCheatViolation("PICKUP_RATE", MIN(8, 1 + (m_iPickupWindowCount - 25) / 5), szDetail, m_iPickupWindowCount > 45);
+
+			if (m_iPickupWindowCount > 45)
+				return false;
+		}
 	}

 	LPITEM item = ITEM_MANAGER::instance().FindByVID(dwVID);
@@ -6023,7 +6029,7 @@ bool CHARACTER::PickupItem(DWORD dwVID)

 	const int iDist = DISTANCE_APPROX(item->GetX() - GetX(), item->GetY() - GetY());

-	if (!item->DistanceValid(this))
+	if (AntiCheatActionValidationEnabled() && !item->DistanceValid(this))
 	{
 		char szDetail[128];
 		snprintf(szDetail, sizeof(szDetail), "item=%u dist=%d owner=%u", item->GetVID(), iDist, item->GetOwnershipPID());
@@ -6141,9 +6147,12 @@ bool CHARACTER::PickupItem(DWORD dwVID)

 			if (!owner)
 			{
-				char szDetail[160];
-				snprintf(szDetail, sizeof(szDetail), "item=%u owner_pid=%u party=%d", item->GetVID(), item->GetOwnershipPID(), GetParty() ? 1 : 0);
-				RecordAntiCheatViolation("PICKUP_OWNERSHIP", 6, szDetail, true);
+				if (AntiCheatActionValidationEnabled())
+				{
+					char szDetail[160];
+					snprintf(szDetail, sizeof(szDetail), "item=%u owner_pid=%u party=%d", item->GetVID(), item->GetOwnershipPID(), GetParty() ? 1 : 0);
+					RecordAntiCheatViolation("PICKUP_OWNERSHIP", 6, szDetail, true);
+				}
 				return false;
 			}

@@ -6202,9 +6211,12 @@ bool CHARACTER::PickupItem(DWORD dwVID)
 			return true;
 		}

-		char szDetail[160];
-		snprintf(szDetail, sizeof(szDetail), "item=%u owner_pid=%u party=%d", item->GetVID(), item->GetOwnershipPID(), GetParty() ? 1 : 0);
-		RecordAntiCheatViolation("PICKUP_OWNERSHIP", 4, szDetail);
+		if (AntiCheatActionValidationEnabled())
+		{
+			char szDetail[160];
+			snprintf(szDetail, sizeof(szDetail), "item=%u owner_pid=%u party=%d", item->GetVID(), item->GetOwnershipPID(), GetParty() ? 1 : 0);
+			RecordAntiCheatViolation("PICKUP_OWNERSHIP", 4, szDetail);
+		}
 	}

 	return false;
--- a/src/game/config.cpp
+++ b/src/game/config.cpp
@@ -98,6 +98,12 @@ unsigned int g_uiSpamBlockScore = 100; // 기본 100점
 unsigned int g_uiSpamReloadCycle = 60 * 10; // 기본 10분

 bool		g_bCheckMultiHack = true;
+bool		g_bAntiCheatEnable = true;
+bool		g_bAntiCheatDisconnect = true;
+bool		g_bAntiCheatCombatValidation = true;
+bool		g_bAntiCheatMovementValidation = true;
+bool		g_bAntiCheatActionValidation = true;
+bool		g_bAntiCheatBehaviorTelemetry = true;

 int			g_iSpamBlockMaxLevel = 10;

@@ -137,6 +143,36 @@ bool map_allow_find(int index)
 	return true;
 }

+bool AntiCheatEnabled()
+{
+	return g_bAntiCheatEnable;
+}
+
+bool AntiCheatDisconnectEnabled()
+{
+	return g_bAntiCheatEnable && g_bAntiCheatDisconnect;
+}
+
+bool AntiCheatCombatValidationEnabled()
+{
+	return g_bAntiCheatEnable && g_bAntiCheatCombatValidation;
+}
+
+bool AntiCheatMovementValidationEnabled()
+{
+	return g_bAntiCheatEnable && g_bAntiCheatMovementValidation;
+}
+
+bool AntiCheatActionValidationEnabled()
+{
+	return g_bAntiCheatEnable && g_bAntiCheatActionValidation;
+}
+
+bool AntiCheatBehaviorTelemetryEnabled()
+{
+	return g_bAntiCheatEnable && g_bAntiCheatBehaviorTelemetry;
+}
+
 void map_allow_log()
 {
 	std::set<int>::iterator i;
@@ -782,6 +818,36 @@ void config_init(const string& st_localeServiceName)
 			str_to_number(g_bCheckMultiHack, value_string);
 		}

+		TOKEN("anti_cheat_enable")
+		{
+			g_bAntiCheatEnable = is_string_true(value_string);
+		}
+
+		TOKEN("anti_cheat_disconnect")
+		{
+			g_bAntiCheatDisconnect = is_string_true(value_string);
+		}
+
+		TOKEN("anti_cheat_combat_validation")
+		{
+			g_bAntiCheatCombatValidation = is_string_true(value_string);
+		}
+
+		TOKEN("anti_cheat_movement_validation")
+		{
+			g_bAntiCheatMovementValidation = is_string_true(value_string);
+		}
+
+		TOKEN("anti_cheat_action_validation")
+		{
+			g_bAntiCheatActionValidation = is_string_true(value_string);
+		}
+
+		TOKEN("anti_cheat_behavior_telemetry")
+		{
+			g_bAntiCheatBehaviorTelemetry = is_string_true(value_string);
+		}
+
 		TOKEN("spam_block_max_level")
 		{
 			str_to_number(g_iSpamBlockMaxLevel, value_string);
--- a/src/game/config.h
+++ b/src/game/config.h
@@ -98,6 +98,12 @@ extern int VIEW_BONUS_RANGE;
 extern bool g_bCheckMultiHack;
 extern bool g_protectNormalPlayer;      // 범법자가 "평화모드" 인 일반유저를 공격하지 못함
 extern bool g_noticeBattleZone;         // 중립지대에 입장하면 안내메세지를 알려줌
+extern bool g_bAntiCheatEnable;
+extern bool g_bAntiCheatDisconnect;
+extern bool g_bAntiCheatCombatValidation;
+extern bool g_bAntiCheatMovementValidation;
+extern bool g_bAntiCheatActionValidation;
+extern bool g_bAntiCheatBehaviorTelemetry;

 extern DWORD g_GoldDropTimeLimitValue;

@@ -105,5 +111,11 @@ extern int gPlayerMaxLevel;

 extern bool g_BlockCharCreation;

-#endif /* __INC_METIN_II_GAME_CONFIG_H__ */
+extern bool AntiCheatEnabled();
+extern bool AntiCheatDisconnectEnabled();
+extern bool AntiCheatCombatValidationEnabled();
+extern bool AntiCheatMovementValidationEnabled();
+extern bool AntiCheatActionValidationEnabled();
+extern bool AntiCheatBehaviorTelemetryEnabled();

+#endif /* __INC_METIN_II_GAME_CONFIG_H__ */
--- a/src/game/cube.cpp
+++ b/src/game/cube.cpp
@@ -11,6 +11,7 @@
 #include "constants.h"
 #include "utils.h"
 #include "log.h"
+#include "config.h"
 #include "char.h"
 #include "locale_service.h"
 #include "item.h"
@@ -188,6 +189,9 @@ static bool FN_validate_cube_npc(LPCHARACTER ch, const char* action)
 	if (!ch || !ch->IsCubeOpen())
 		return false;

+	if (!AntiCheatActionValidationEnabled())
+		return true;
+
 	LPCHARACTER npc = ch->GetCubeNpc();
 	if (NULL == npc)
 	{
--- a/src/game/fishing.cpp
+++ b/src/game/fishing.cpp
@@ -88,7 +88,7 @@ namespace fishing

 		void ObserveFishingReaction(LPCHARACTER ch, int reactionMs, bool success)
 		{
-			if (!ch || reactionMs <= 0 || reactionMs > 6000)
+			if (!AntiCheatBehaviorTelemetryEnabled() || !ch || reactionMs <= 0 || reactionMs > 6000)
 				return;

 			const DWORD now = get_dword_time();
--- a/src/game/input_main.cpp
+++ b/src/game/input_main.cpp
@@ -1340,6 +1340,9 @@ DWORD ClacValidComboInterval( LPCHARACTER ch, BYTE bArg )

 bool CheckComboHack(LPCHARACTER ch, BYTE bArg, DWORD dwTime, bool CheckSpeedHack)
 {
+	if (!AntiCheatCombatValidationEnabled())
+		return false;
+
 	//	죽거나 기절 상태에서는 공격할 수 없으므로, skip한다.
 	//	이렇게 하지 말고, CHRACTER::CanMove()에 
 	//	if (IsStun() || IsDead()) return false;
@@ -1558,8 +1561,10 @@ void CInputMain::Move(LPCHARACTER ch, const char * data)
 		return;

 	struct command_move * pinfo = (struct command_move *) data;
+	const bool enforceMovementValidation = AntiCheatMovementValidationEnabled();
+	const bool enforceCombatValidation = AntiCheatCombatValidationEnabled();

-	if (pinfo->bFunc >= FUNC_MAX_NUM && !(pinfo->bFunc & 0x80))
+	if (enforceMovementValidation && pinfo->bFunc >= FUNC_MAX_NUM && !(pinfo->bFunc & 0x80))
 	{
 		char szDetail[64];
 		snprintf(szDetail, sizeof(szDetail), "func=%u arg=%u", pinfo->bFunc, pinfo->bArg);
@@ -1582,7 +1587,12 @@ void CInputMain::Move(LPCHARACTER ch, const char * data)

 	const float fDist = DISTANCE_SQRT((ch->GetX() - pinfo->lX) / 100, (ch->GetY() - pinfo->lY) / 100);

-	if (ch->IsPC() && ch->IsSyncOwnerLocked() && ch->GetSyncOwner() && ch->GetSyncOwner() != ch && fDist > 2.5f)
+	if (enforceMovementValidation &&
+	    ch->IsPC() &&
+	    ch->IsSyncOwnerLocked() &&
+	    ch->GetSyncOwner() &&
+	    ch->GetSyncOwner() != ch &&
+	    fDist > 2.5f)
 	{
 		char szDetail[192];
 		snprintf(szDetail,
@@ -1609,7 +1619,8 @@ void CInputMain::Move(LPCHARACTER ch, const char * data)

 //	if (!test_server)	//2012.05.15 김용욱 : 테섭에서 (무적상태로) 다수 몬스터 상대로 다운되면서 공격시 콤보핵으로 죽는 문제가 있었다.
 	{
-		if (((false == ch->IsRiding() && fDist > 25) || fDist > 40) && OXEVENT_MAP_INDEX != ch->GetMapIndex())
+		if (enforceMovementValidation &&
+		    (((false == ch->IsRiding() && fDist > 25) || fDist > 40) && OXEVENT_MAP_INDEX != ch->GetMapIndex()))
 		{
 			char szDetail[160];
 			snprintf(szDetail,
@@ -1661,7 +1672,7 @@ void CInputMain::Move(LPCHARACTER ch, const char * data)
 		//
 		// 콤보핵 및 스피드핵 체크
 		//
-		if (pinfo->bFunc == FUNC_COMBO && g_bCheckMultiHack)
+		if (pinfo->bFunc == FUNC_COMBO && g_bCheckMultiHack && enforceCombatValidation)
 		{
 			CheckComboHack(ch, pinfo->bArg, pinfo->dwTime, CheckSpeedHack); // 콤보 체크
 		}
@@ -1686,7 +1697,7 @@ void CInputMain::Move(LPCHARACTER ch, const char * data)
 			const int MASK_SKILL_MOTION = 0x7F;
 			unsigned int motion = pinfo->bFunc & MASK_SKILL_MOTION;

-			if (!ch->IsUsableSkillMotion(motion))
+			if (enforceCombatValidation && !ch->IsUsableSkillMotion(motion))
 			{
 				const char* name = ch->GetName();
 				unsigned int job = ch->GetJob();
@@ -1875,6 +1886,7 @@ void CInputMain::Attack(LPCHARACTER ch, const uint16_t header, const char* data)
 int CInputMain::SyncPosition(LPCHARACTER ch, const char * c_pcData, size_t uiBytes)
 {
 	const TPacketCGSyncPosition* pinfo = reinterpret_cast<const TPacketCGSyncPosition*>( c_pcData );
+	const bool enforceMovementValidation = AntiCheatMovementValidationEnabled();

 	if (uiBytes < pinfo->length)
 		return -1;
@@ -1901,7 +1913,7 @@ int CInputMain::SyncPosition(LPCHARACTER ch, const char * c_pcData, size_t uiByt

 	static const int nCountLimit = 16;

-	if( iCount > nCountLimit )
+	if( enforceMovementValidation && iCount > nCountLimit )
 	{
 		//LogManager::instance().HackLog( "SYNC_POSITION_HACK", ch );
 		char szDetail[64];
@@ -1939,7 +1951,7 @@ int CInputMain::SyncPosition(LPCHARACTER ch, const char * c_pcData, size_t uiByt
 				continue;
 		}

-		if (victim->IsSyncOwnerLocked() && !victim->IsSyncOwnerLockedFor(ch))
+		if (enforceMovementValidation && victim->IsSyncOwnerLocked() && !victim->IsSyncOwnerLockedFor(ch))
 		{
 			char szDetail[192];
 			snprintf(szDetail,
@@ -1965,7 +1977,7 @@ int CInputMain::SyncPosition(LPCHARACTER ch, const char * c_pcData, size_t uiByt
 		//	2500 : 스킬 proto에서 가장 사거리가 긴 스킬의 사거리, 또는 활의 사거리
 		//	a = POINT_BOW_DISTANCE 값... 인데 실제로 사용하는 값인지는 잘 모르겠음. 아이템이나 포션, 스킬, 퀘스트에는 없는데...
 		//		그래도 혹시나 하는 마음에 버퍼로 사용할 겸해서 1000.f 로 둠...
-		if (fDistWithSyncOwner > fLimitDistWithSyncOwner)
+		if (enforceMovementValidation && fDistWithSyncOwner > fLimitDistWithSyncOwner)
 		{
 			// g_iSyncHackLimitCount번 까지는 봐줌.
 			if (ch->GetSyncHackCount() < g_iSyncHackLimitCount)
@@ -2011,7 +2023,7 @@ int CInputMain::SyncPosition(LPCHARACTER ch, const char * c_pcData, size_t uiByt
 		
 		// SyncPosition을 악용하여 타유저를 이상한 곳으로 보내는 핵 방어하기 위하여,
 		// 같은 유저를 g_lValidSyncInterval ms 이내에 다시 SyncPosition하려고 하면 핵으로 간주.
-		if (tvDiff->tv_sec == 0 && tvDiff->tv_usec < g_lValidSyncInterval)
+		if (enforceMovementValidation && tvDiff->tv_sec == 0 && tvDiff->tv_usec < g_lValidSyncInterval)
 		{
 			// g_iSyncHackLimitCount번 까지는 봐줌.
 			if (ch->GetSyncHackCount() < g_iSyncHackLimitCount)
@@ -2049,7 +2061,7 @@ int CInputMain::SyncPosition(LPCHARACTER ch, const char * c_pcData, size_t uiByt
 				return -1;
 			}
 		}
-		else if( fDist > 25.0f )
+		else if( enforceMovementValidation && fDist > 25.0f )
 		{
 			char szDetail[192];
 			snprintf(szDetail,
@@ -2103,7 +2115,7 @@ void CInputMain::FlyTarget(LPCHARACTER ch, const char * pcData, uint16_t wHeader
 			return;
 		}

-		if (ch == victim)
+		if (AntiCheatCombatValidationEnabled() && ch == victim)
 		{
 			char szDetail[128];
 			snprintf(szDetail, sizeof(szDetail), "target=%u x=%ld y=%ld", p->dwTargetVID, static_cast<long>(p->x), static_cast<long>(p->y));
@@ -2115,13 +2127,17 @@ void CInputMain::FlyTarget(LPCHARACTER ch, const char * pcData, uint16_t wHeader
 		{
 			case CHAR_TYPE_WARP:
 			case CHAR_TYPE_GOTO:
-				ch->RecordAntiCheatViolation("FLY_TARGET_INVALID", 6, victim->GetName(), true);
-				return;
+				if (AntiCheatCombatValidationEnabled())
+				{
+					ch->RecordAntiCheatViolation("FLY_TARGET_INVALID", 6, victim->GetName(), true);
+					return;
+				}
+				break;
 		}

 		int distance = 0;
 		int maxDistance = 0;
-		if (!battle_ranged_target_valid(ch, victim, 0, &distance, &maxDistance))
+		if (AntiCheatCombatValidationEnabled() && !battle_ranged_target_valid(ch, victim, 0, &distance, &maxDistance))
 		{
 			char szDetail[160];
 			snprintf(szDetail,
--- a/src/game/main.cpp
+++ b/src/game/main.cpp
@@ -223,6 +223,16 @@ namespace
 			g_wAuthMasterPort,
 			test_server
 		);
+
+		sys_log(0,
+			"[STARTUP] anti_cheat enabled=%s disconnect=%s combat=%s movement=%s action=%s telemetry=%s",
+			BoolState(AntiCheatEnabled()),
+			BoolState(AntiCheatDisconnectEnabled()),
+			BoolState(AntiCheatCombatValidationEnabled()),
+			BoolState(AntiCheatMovementValidationEnabled()),
+			BoolState(AntiCheatActionValidationEnabled()),
+			BoolState(AntiCheatBehaviorTelemetryEnabled())
+		);
 	}

 	struct SendDisconnectFunc
--- a/src/game/mining.cpp
+++ b/src/game/mining.cpp
@@ -368,7 +368,7 @@ namespace mining
 			return 0;
 		}

-		if (load->GetMapIndex() != ch->GetMapIndex())
+		if (AntiCheatActionValidationEnabled() && load->GetMapIndex() != ch->GetMapIndex())
 		{
 			char szDetail[128];
 			snprintf(szDetail,
@@ -381,7 +381,7 @@ namespace mining
 			return 0;
 		}

-		if (!ch->CanMove() || !ch->CanHandleItem())
+		if (AntiCheatActionValidationEnabled() && (!ch->CanMove() || !ch->CanHandleItem()))
 		{
 			char szDetail[128];
 			snprintf(szDetail,
@@ -395,7 +395,7 @@ namespace mining
 		}

 		const int iDistance = DISTANCE_APPROX(ch->GetX() - load->GetX(), ch->GetY() - load->GetY());
-		if (iDistance > MINING_COMPLETE_MAX_DISTANCE)
+		if (AntiCheatActionValidationEnabled() && iDistance > MINING_COMPLETE_MAX_DISTANCE)
 		{
 			char szDetail[128];
 			snprintf(szDetail, sizeof(szDetail), "target=%u distance=%d max=%d", load->GetVID(), iDistance, MINING_COMPLETE_MAX_DISTANCE);