diff --git a/src/client/component/binding.cpp b/src/client/component/binding.cpp
index f88a0a6..645b010 100644
--- a/src/client/component/binding.cpp
+++ b/src/client/component/binding.cpp
@@ -30,8 +30,7 @@ namespace binding
 
 				if (value && value < get_num_keys())
 				{
-					const auto len = sprintf_s(&buffer[bytes_used], (buffer_size_align - bytes_used),
-					                           "bind %s \"%s\"\n", key_button, game::command_whitelist[value]);
+					const auto len = game::Com_sprintf(&buffer[bytes_used], (buffer_size_align - bytes_used), "bind %s \"%s\"\n", key_button, game::command_whitelist[value]);
 
 					if (len < 0)
 					{
@@ -45,8 +44,7 @@ namespace binding
 					value -= get_num_keys();
 					if (static_cast<size_t>(value) < custom_binds.size() && !custom_binds[value].empty())
 					{
-						const auto len = sprintf_s(&buffer[bytes_used], (buffer_size_align - bytes_used),
-						                           "bind %s \"%s\"\n", key_button, custom_binds[value].data());
+						const auto len = game::Com_sprintf(&buffer[bytes_used], (buffer_size_align - bytes_used), "bind %s \"%s\"\n", key_button, custom_binds[value].data());
 
 						if (len < 0)
 						{
diff --git a/src/client/component/console.cpp b/src/client/component/console.cpp
index a66101d..b11d3d7 100644
--- a/src/client/component/console.cpp
+++ b/src/client/component/console.cpp
@@ -42,7 +42,7 @@ namespace console
 		{
 			static thread_local char buffer[0x1000];
 
-			const auto count = vsnprintf_s(buffer, _TRUNCATE, message, *ap);
+			const auto count = vsnprintf(buffer, sizeof(buffer), message, *ap);
 
 			if (count < 0) return {};
 			return {buffer, static_cast<size_t>(count)};
@@ -84,15 +84,14 @@ namespace console
 
 		void print_stub(const char* fmt, ...)
 		{
+			char buffer[4096]{};
+
 			va_list ap;
 			va_start(ap, fmt);
-
-			char buffer[4096]{};
-			const auto res = vsnprintf_s(buffer, _TRUNCATE, fmt, ap);
-			(void)res;
-			print_message(buffer);
-
+			[[maybe_unused]] const auto res = vsnprintf(buffer, sizeof(buffer), fmt, ap);
 			va_end(ap);
+
+			print_message(buffer);
 		}
 
 		void append_text(const char* text)
diff --git a/src/client/component/demonware.cpp b/src/client/component/demonware.cpp
index a07cbc6..cbbc7c2 100644
--- a/src/client/component/demonware.cpp
+++ b/src/client/component/demonware.cpp
@@ -348,15 +348,14 @@ namespace demonware
 				return;
 			}
 
-			char buffer[2048];
+			char buffer[2048]{};
 
 			va_list ap;
 			va_start(ap, msg);
-
-			vsnprintf_s(buffer, _TRUNCATE, msg, ap);
-			printf("%s: %s\n", function, buffer);
-
+			vsnprintf(buffer, sizeof(buffer), msg, ap);
 			va_end(ap);
+
+			printf("%s: %s\n", function, buffer);
 		}
 
 		void startup_dw()
diff --git a/src/client/component/game_console.cpp b/src/client/component/game_console.cpp
index 90e0167..9384ac4 100644
--- a/src/client/component/game_console.cpp
+++ b/src/client/component/game_console.cpp
@@ -63,7 +63,7 @@ namespace game_console
 
 		void clear()
 		{
-			strncpy_s(con.buffer, "", sizeof(con.buffer));
+			game::I_strncpyz(con.buffer, "", sizeof(con.buffer));
 			con.cursor = 0;
 
 			fixed_input = "";
@@ -249,7 +249,7 @@ namespace game_console
 					               dvars::con_inputDvarInactiveValueColor->current.vector, offset);
 				}
 
-				strncpy_s(con.globals.auto_complete_choice, matches[0].data(), 64);
+				game::I_strncpyz(con.globals.auto_complete_choice, matches[0].data(), 64);
 				con.globals.may_auto_complete = true;
 			}
 			else if (matches.size() > 1)
@@ -274,7 +274,7 @@ namespace game_console
 					}
 				}
 
-				strncpy_s(con.globals.auto_complete_choice, matches[0].data(), 64);
+				game::I_strncpyz(con.globals.auto_complete_choice, matches[0].data(), 64);
 				con.globals.may_auto_complete = true;
 			}
 		}
@@ -365,11 +365,11 @@ namespace game_console
 
 	void print_internal(const char* fmt, ...)
 	{
-		char va_buffer[0x200]{};
+		char va_buffer[1024]{};
 
 		va_list ap;
 		va_start(ap, fmt);
-		vsprintf_s(va_buffer, fmt, ap);
+		vsnprintf(va_buffer, sizeof(va_buffer), fmt, ap);
 		va_end(ap);
 
 		const auto formatted = std::string(va_buffer);
@@ -425,7 +425,7 @@ namespace game_console
 						con.buffer[1] = '\0';
 					}
 
-					strncat_s(con.buffer, con.globals.auto_complete_choice, 64);
+					game::I_strncat(con.buffer, sizeof(con.buffer), con.globals.auto_complete_choice);
 					con.cursor = static_cast<int>(std::string(con.buffer).length());
 
 					if (con.cursor != 254)
@@ -550,7 +550,7 @@ namespace game_console
 
 					if (history_index != -1)
 					{
-						strncpy_s(con.buffer, history.at(history_index).c_str(), sizeof(con.buffer));
+						game::I_strncpyz(con.buffer, history.at(history_index).c_str(), sizeof(con.buffer));
 						con.cursor = static_cast<int>(strlen(con.buffer));
 					}
 				}
@@ -565,7 +565,7 @@ namespace game_console
 
 					if (history_index != -1)
 					{
-						strncpy_s(con.buffer, history.at(history_index).c_str(), sizeof(con.buffer));
+						game::I_strncpyz(con.buffer, history.at(history_index).c_str(), sizeof(con.buffer));
 						con.cursor = static_cast<int>(strlen(con.buffer));
 					}
 				}
@@ -720,7 +720,7 @@ namespace game_console
 			con.output_visible = false;
 			con.display_line_offset = 0;
 			con.line_count = 0;
-			strncpy_s(con.buffer, "", sizeof(con.buffer));
+			game::I_strncpyz(con.buffer, "", sizeof(con.buffer));
 
 			con.globals.x = 0.0f;
 			con.globals.y = 0.0f;
@@ -728,7 +728,7 @@ namespace game_console
 			con.globals.font_height = 0.0f;
 			con.globals.may_auto_complete = false;
 			con.globals.info_line_count = 0;
-			strncpy_s(con.globals.auto_complete_choice, "", 64);
+			game::I_strncpyz(con.globals.auto_complete_choice, "", 64);
 
 			// add clear command
 			command::add("clear", [&]()
diff --git a/src/client/component/game_log.cpp b/src/client/component/game_log.cpp
index 23775aa..cdde815 100644
--- a/src/client/component/game_log.cpp
+++ b/src/client/component/game_log.cpp
@@ -10,7 +10,6 @@
 
 #include "gsc/script_extension.hpp"
 
-#include <utils/hook.hpp>
 #include <utils/io.hpp>
 #include <utils/string.hpp>
 
@@ -23,7 +22,7 @@ namespace game_log
 			char buf[1024]{};
 			std::size_t out_chars = 0;
 
-			for (auto i = 0u; i < game::Scr_GetNumParam(); ++i)
+			for (std::uint32_t i = 0; i < game::Scr_GetNumParam(); ++i)
 			{
 				const auto* value = game::Scr_GetString(i);
 				const auto len = std::strlen(value);
@@ -34,7 +33,7 @@ namespace game_log
 					break;
 				}
 
-				strncat_s(buf, value, _TRUNCATE);
+				game::I_strncat(buf, sizeof(buf), value);
 			}
 
 			g_log_printf("%s", buf);
@@ -53,18 +52,11 @@ namespace game_log
 
 		va_list ap;
 		va_start(ap, fmt);
-
-		vsnprintf_s(buffer, _TRUNCATE, fmt, ap);
-
+		vsnprintf(buffer, sizeof(buffer), fmt, ap);
 		va_end(ap);
 
 		const auto time = *game::level_time / 1000;
-		utils::io::write_file(log, utils::string::va("%3i:%i%i %s",
-			time / 60,
-			time % 60 / 10,
-			time % 60 % 10,
-			buffer
-		), true);
+		utils::io::write_file(log, utils::string::va("%3i:%i%i %s", time / 60, time % 60 / 10, time % 60 % 10, buffer), true);
 	}
 
 	class component final : public component_interface
diff --git a/src/client/component/logger.cpp b/src/client/component/logger.cpp
index 60eb61d..abb5494 100644
--- a/src/client/component/logger.cpp
+++ b/src/client/component/logger.cpp
@@ -2,7 +2,6 @@
 #include "loader/component_loader.hpp"
 #include "game/game.hpp"
 
-#include "party.hpp"
 #include "console.hpp"
 
 #include <utils/hook.hpp>
@@ -11,57 +10,15 @@ namespace logger
 {
 	namespace
 	{
-		utils::hook::detour com_error_hook;
-
 		game::dvar_t* logger_dev = nullptr;
 
-		void print_error(const char* msg, ...)
-		{
-			char buffer[2048]{};
-			va_list ap;
-
-			va_start(ap, msg);
-			vsnprintf_s(buffer, _TRUNCATE, msg, ap);
-			va_end(ap);
-
-			console::error("%s", buffer);
-		}
-
-		void print_com_error(int, const char* msg, ...)
-		{
-			char buffer[2048]{};
-			va_list ap;
-
-			va_start(ap, msg);
-			vsnprintf_s(buffer, _TRUNCATE, msg, ap);
-			va_end(ap);
-
-			console::error("%s", buffer);
-		}
-
-		void com_error_stub(const int error, const char* msg, ...)
-		{
-			char buffer[2048]{};
-			va_list ap;
-
-			va_start(ap, msg);
-			vsnprintf_s(buffer, _TRUNCATE, msg, ap);
-			va_end(ap);
-
-			console::error("Error: %s\n", buffer);
-
-			party::clear_sv_motd(); // clear sv_motd on error if it exists
-
-			com_error_hook.invoke<void>(error, "%s", buffer);
-		}
-
 		void print_warning(const char* msg, ...)
 		{
 			char buffer[2048]{};
 			va_list ap;
 
 			va_start(ap, msg);
-			vsnprintf_s(buffer, _TRUNCATE, msg, ap);
+			vsnprintf(buffer, sizeof(buffer), msg, ap);
 			va_end(ap);
 
 			console::warn("%s", buffer);
@@ -73,7 +30,7 @@ namespace logger
 			va_list ap;
 
 			va_start(ap, msg);
-			vsnprintf_s(buffer, _TRUNCATE, msg, ap);
+			vsnprintf(buffer, sizeof(buffer), msg, ap);
 			va_end(ap);
 
 			console::info("%s", buffer);
@@ -90,7 +47,7 @@ namespace logger
 			va_list ap;
 
 			va_start(ap, msg);
-			vsnprintf_s(buffer, _TRUNCATE, msg, ap);
+			vsnprintf(buffer, sizeof(buffer), msg, ap);
 			va_end(ap);
 
 			console::info("%s", buffer);
@@ -157,13 +114,6 @@ namespace logger
 				utils::hook::jump(0x140701A1C, print);
 			}
 
-			if (!game::environment::is_sp())
-			{
-				utils::hook::call(0x1404D8543, print_com_error);
-			}
-
-			com_error_hook.create(game::Com_Error, com_error_stub);
-
 			logger_dev = game::Dvar_RegisterBool("logger_dev", false, game::DVAR_FLAG_SAVED);
 		}
 	};
diff --git a/src/client/component/party.cpp b/src/client/component/party.cpp
index 8f94790..81e9201 100644
--- a/src/client/component/party.cpp
+++ b/src/client/component/party.cpp
@@ -160,7 +160,7 @@ namespace party
 			if (game::mp::g_entities[i].client)
 			{
 				char client_name[16] = {0};
-				strncpy_s(client_name, game::mp::g_entities[i].client->name, sizeof(client_name));
+				game::I_strncpyz(client_name, game::mp::g_entities[i].client->name, sizeof(client_name));
 				game::I_CleanStr(client_name);
 
 				if (client_name == name)
diff --git a/src/client/component/patches.cpp b/src/client/component/patches.cpp
index b71cebc..28b5556 100644
--- a/src/client/component/patches.cpp
+++ b/src/client/component/patches.cpp
@@ -118,7 +118,7 @@ namespace patches
 		char* db_read_raw_file_stub(const char* filename, char* buf, const int size)
 		{
 			std::string file_name = filename;
-			if (file_name.find(".cfg") == std::string::npos)
+			if (!file_name.ends_with(".cfg"))
 			{
 				file_name.append(".cfg");
 			}
@@ -127,6 +127,7 @@ namespace patches
 			if (file.exists())
 			{
 				snprintf(buf, size, "%s\n", file.get_buffer().data());
+				buf[size - 1] = '\0';
 				return buf;
 			}
 
@@ -327,6 +328,9 @@ namespace patches
 
 			game::Dvar_RegisterInt("scr_game_spectatetype", 1, 0, 99, game::DVAR_FLAG_REPLICATED);
 
+			// Disable Com_Error in NET_SendPacket
+			utils::hook::nop(0x1404D8543, 5);
+
 			// Prevent clients from ending the game as non host by sending 'end_game' lui notification
 			cmd_lui_notify_server_hook.create(0x1402E9390, cmd_lui_notify_server_stub);
 
diff --git a/src/client/component/rcon.cpp b/src/client/component/rcon.cpp
index 123dc80..727e898 100644
--- a/src/client/component/rcon.cpp
+++ b/src/client/component/rcon.cpp
@@ -86,7 +86,7 @@ namespace rcon
 				}
 
 				char clean_name[32]{};
-				strncpy_s(clean_name, client->name, _TRUNCATE);
+				game::I_strncpyz(clean_name, client->name, sizeof(clean_name));
 				game::I_CleanStr(clean_name);
 
 				buffer.append(utils::string::va("%3i %5i %3s %s %32s %16s %21s %5i\n",
diff --git a/src/client/component/security.cpp b/src/client/component/security.cpp
index fdc4f08..2152374 100644
--- a/src/client/component/security.cpp
+++ b/src/client/component/security.cpp
@@ -84,6 +84,36 @@ namespace security
 
 			ui_replace_directive_hook.invoke<void>(local_client_num, src_string, dst_string, dst_buffer_size);
 		}
+
+		int hud_elem_set_enum_string_stub(char* string, const char* format, ...)
+		{
+			va_list ap;
+			va_start(ap, format);
+			const auto len = vsnprintf(string, 0x800, format, ap);
+			va_end(ap);
+
+			return len;
+		}
+
+		int sv_add_bot_stub(char* string, const char* format, ...)
+		{
+			va_list ap;
+			va_start(ap, format);
+			const auto len = vsnprintf(string, 0x400, format, ap);
+			va_end(ap);
+
+			return len;
+		}
+
+		int sv_add_test_client_stub(char* string, const char* format, ...)
+		{
+			va_list ap;
+			va_start(ap, format);
+			const auto len = vsnprintf(string, 0x400, format, ap);
+			va_end(ap);
+
+			return len;
+		}
 	}
 
 	class component final : public component_interface
@@ -91,11 +121,18 @@ namespace security
 	public:
 		void post_unpack() override
 		{
+			// sprinf
+			utils::hook::call(SELECT_VALUE(0x1402203DF, 0x1402F0BAF), hud_elem_set_enum_string_stub);
+
 			if (game::environment::is_sp()) return;
 
 			// Patch vulnerability in PlayerCards_SetCachedPlayerData
 			utils::hook::call(0x1401BB909, set_cached_playerdata_stub);
 
+			// sprinf
+			utils::hook::call(0x140439075, sv_add_bot_stub);
+			utils::hook::call(0x14043932A, sv_add_test_client_stub);
+
 			// Patch entity overflow
 			utils::hook::jump(0x14044DE3A, assemble(remap_cached_entities_stub), true);
 
diff --git a/src/client/game/engine/sv_game.cpp b/src/client/game/engine/sv_game.cpp
index b5dd968..10ce196 100644
--- a/src/client/game/engine/sv_game.cpp
+++ b/src/client/game/engine/sv_game.cpp
@@ -136,7 +136,7 @@ namespace game::engine
 		const auto server_command_buf_large = std::make_unique<char[]>(0x20000);
 
 		va_start(va, fmt);
-		len = vsnprintf_s(server_command_buf_large.get(), 0x20000, _TRUNCATE, fmt, va);
+		len = vsnprintf(server_command_buf_large.get(), 0x20000, fmt, va);
 		va_end(va);
 
 		assert(len >= 0);
diff --git a/src/client/game/symbols.hpp b/src/client/game/symbols.hpp
index 3ff18aa..256f103 100644
--- a/src/client/game/symbols.hpp
+++ b/src/client/game/symbols.hpp
@@ -30,6 +30,7 @@ namespace game
 	WEAK symbol<void(int index)> Cmd_RemoveCommand{0x1402EE910, 0x1403AFEF0};
 	WEAK symbol<void(const char* text_in)> Cmd_TokenizeString{0x1402EEA30, 0x1403B0020};
 	WEAK symbol<void()> Cmd_EndTokenizeString{0x1402EE000, 0x1403AF5B0};
+	WEAK symbol<int(char* dest, int size, const char* fmt, ...)> Com_sprintf{0x140378E30, 0x1404C97B0};
 
 	WEAK symbol<void(const char* message)> Conbuf_AppendText{0x14038F220, 0x1404D9040};
 
@@ -221,6 +222,7 @@ namespace game
 	WEAK symbol<void(unsigned __int64 markPos)> LargeLocalResetToMark{0x140369C40, 0x1404B6790};
 
 	WEAK symbol<void(char* dest, const char* src, int destsize)> I_strncpyz{0x1403793B0, 0x1404C9E60};
+	WEAK symbol<void(char* dest, int size, const char* src)> I_strncat{0x1403792E0, 0x1404C9D90};
 
 	WEAK symbol<void(const char* pszCommand, char* pszBuffer, int iBufferSize)> MSG_WriteReliableCommandToBuffer{0x0, 0x1403E1090};
 
diff --git a/src/client/main.cpp b/src/client/main.cpp
index c0ad37d..d7d2686 100644
--- a/src/client/main.cpp
+++ b/src/client/main.cpp
@@ -64,9 +64,7 @@ LONG WINAPI exception_handler(PEXCEPTION_POINTERS exception_info)
 		&exception_information, nullptr, nullptr))
 	{
 		char buf[4096]{};
-		sprintf_s(buf, "An exception 0x%08X occurred at location 0x%p\n",
-			exception_info->ExceptionRecord->ExceptionCode,
-			exception_info->ExceptionRecord->ExceptionAddress);
+		sprintf_s(buf, "An exception 0x%08X occurred at location 0x%p\n", exception_info->ExceptionRecord->ExceptionCode, exception_info->ExceptionRecord->ExceptionAddress);
 		game::show_error(buf);
 	}