diff --git a/.gitmodules b/.gitmodules
index 1dca04b4..10ff4bc8 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -10,3 +10,9 @@
 [submodule "src/libhamcore"]
 	path = src/libhamcore
 	url = https://github.com/SoftEtherVPN/libhamcore.git
+[submodule "src/Mayaqua/3rdparty/oqs-provider"]
+	path = src/Mayaqua/3rdparty/oqs-provider
+	url = https://github.com/open-quantum-safe/oqs-provider.git
+[submodule "src/Mayaqua/3rdparty/liboqs"]
+	path = src/Mayaqua/3rdparty/liboqs
+	url = https://github.com/open-quantum-safe/liboqs.git
diff --git a/src/Mayaqua/3rdparty/Findliboqs.cmake b/src/Mayaqua/3rdparty/Findliboqs.cmake
new file mode 100644
index 00000000..80900f23
--- /dev/null
+++ b/src/Mayaqua/3rdparty/Findliboqs.cmake
@@ -0,0 +1,2 @@
+set(oqs_FOUND TRUE)
+add_library(OQS::oqs ALIAS oqs)
diff --git a/src/Mayaqua/3rdparty/liboqs b/src/Mayaqua/3rdparty/liboqs
new file mode 160000
index 00000000..51ddd33c
--- /dev/null
+++ b/src/Mayaqua/3rdparty/liboqs
@@ -0,0 +1 @@
+Subproject commit 51ddd33cc04d12bd47c8639c1254714879f4cdf3
diff --git a/src/Mayaqua/3rdparty/oqs-provider b/src/Mayaqua/3rdparty/oqs-provider
new file mode 160000
index 00000000..8f37521d
--- /dev/null
+++ b/src/Mayaqua/3rdparty/oqs-provider
@@ -0,0 +1 @@
+Subproject commit 8f37521d5e27ab4d1e0d69a4b4a5bd17927b24b9
diff --git a/src/Mayaqua/CMakeLists.txt b/src/Mayaqua/CMakeLists.txt
index 32a121a9..e2dc265e 100644
--- a/src/Mayaqua/CMakeLists.txt
+++ b/src/Mayaqua/CMakeLists.txt
@@ -18,6 +18,10 @@ set_target_properties(mayaqua
 
 find_package(OpenSSL REQUIRED)
 
+if(OPENSSL_VERSION VERSION_LESS "3") # Disable oqsprovider when OpenSSL version < 3
+  set(SKIP_OQS_PROVIDER ON)
+endif()
+
 include(CheckSymbolExists)
 
 set(CMAKE_REQUIRED_INCLUDES ${OPENSSL_INCLUDE_DIR})
@@ -74,6 +78,25 @@ if(WIN32)
       "ws2_32.lib"
       "WtsApi32.Lib"
     )
+  
+  if (SKIP_OQS_PROVIDER)
+    add_definitions(-DSKIP_OQS_PROVIDER)
+  else()
+    set(OQS_BUILD_ONLY_LIB ON CACHE BOOL "Set liboqs to build only the library (no tests)")
+    set(BUILD_TESTING OFF CACHE BOOL "By setting this to OFF, no tests or examples will be compiled.")
+    set(OQS_PROVIDER_BUILD_STATIC ON CACHE BOOL "Build a static library instead of a shared library") # Build oqsprovider as a static library (defaults to shared)
+    list(PREPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/src/Mayaqua/3rdparty/")
+
+    add_subdirectory(3rdparty/liboqs)
+    add_subdirectory(3rdparty/oqs-provider)
+
+    target_include_directories(oqsprovider PUBLIC ${CMAKE_CURRENT_BINARY_DIR}/3rdparty/liboqs/include)
+    get_target_property(target_include_dirs oqsprovider INCLUDE_DIRECTORIES)
+    message("Include directories for target_name: ${target_include_dirs}")
+    
+    set_property(TARGET oqsprovider PROPERTY POSITION_INDEPENDENT_CODE ON)
+    target_link_libraries(mayaqua PRIVATE oqsprovider)
+  endif()
 endif()
 
 if(UNIX)
@@ -92,6 +115,25 @@ if(UNIX)
       $<$<BOOL:${LIB_M}>:${LIB_M}>
       $<$<BOOL:${LIB_RT}>:${LIB_RT}>
   )
+  
+  if (SKIP_OQS_PROVIDER)
+    add_definitions(-DSKIP_OQS_PROVIDER)
+  else()
+    set(OQS_BUILD_ONLY_LIB ON CACHE BOOL "Set liboqs to build only the library (no tests)")
+    set(BUILD_TESTING OFF CACHE BOOL "By setting this to OFF, no tests or examples will be compiled.")
+    set(OQS_PROVIDER_BUILD_STATIC ON CACHE BOOL "Build a static library instead of a shared library") # Build oqsprovider as a static library (defaults to shared)
+    list(PREPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/src/Mayaqua/3rdparty/")
+
+    add_subdirectory(3rdparty/liboqs)
+    add_subdirectory(3rdparty/oqs-provider)
+
+    target_include_directories(oqsprovider PUBLIC ${CMAKE_CURRENT_BINARY_DIR}/3rdparty/liboqs/include)
+    get_target_property(target_include_dirs oqsprovider INCLUDE_DIRECTORIES)
+    message("Include directories for target_name: ${target_include_dirs}")
+    
+    set_property(TARGET oqsprovider PROPERTY POSITION_INDEPENDENT_CODE ON)
+    target_link_libraries(mayaqua PRIVATE oqsprovider)
+  endif()
 
   if (CMAKE_SYSTEM_PROCESSOR MATCHES "^(armv7l|aarch64|s390x)$" OR NOT HAVE_SYS_AUXV OR SKIP_CPU_FEATURES)
     add_definitions(-DSKIP_CPU_FEATURES)
diff --git a/src/Mayaqua/Encrypt.c b/src/Mayaqua/Encrypt.c
index fab64387..0f419300 100644
--- a/src/Mayaqua/Encrypt.c
+++ b/src/Mayaqua/Encrypt.c
@@ -40,6 +40,10 @@
 #include <openssl/x509v3.h>
 #if OPENSSL_VERSION_NUMBER >= 0x30000000L
 #include <openssl/provider.h>
+// Static oqsprovider initialization function
+#ifndef SKIP_OQS_PROVIDER
+	extern OSSL_provider_init_fn oqs_provider_init;
+#endif
 #endif
 
 #ifdef _MSC_VER
@@ -4003,7 +4007,13 @@ void InitCryptLibrary()
 #if OPENSSL_VERSION_NUMBER >= 0x30000000L
 	ossl_provider_default = OSSL_PROVIDER_load(NULL, "legacy");
 	ossl_provider_legacy = OSSL_PROVIDER_load(NULL, "default");
-	ossl_provider_oqsprovider = OSSL_PROVIDER_load(NULL, "oqsprovider");
+
+	char *oqs_provider_name = "oqsprovider";
+	#ifndef SKIP_OQS_PROVIDER
+		// Registers "oqsprovider" as a provider -- necessary because oqsprovider is built in now.
+		OSSL_PROVIDER_add_builtin(NULL, oqs_provider_name, oqs_provider_init); 
+	#endif
+	ossl_provider_oqsprovider = OSSL_PROVIDER_load(NULL, oqs_provider_name);
 #endif
 
 	ssl_clientcert_index = SSL_get_ex_new_index(0, "struct SslClientCertInfo *", NULL, NULL, NULL);