diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6fa341a..8124d80 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -169,27 +169,20 @@ endif()
 
 
 if(MSVC)
-	if((NOT CBOR_INCLUDE_DIRS) OR (NOT CBOR_LIBRARY_DIRS) OR
-	   (NOT CRYPTO_INCLUDE_DIRS) OR (NOT CRYPTO_LIBRARY_DIRS) OR
-	   (NOT ZLIB_INCLUDE_DIRS) OR (NOT ZLIB_LIBRARY_DIRS))
-		message(FATAL_ERROR "please define "
-		   "{CBOR,CRYPTO,ZLIB}_{INCLUDE,LIBRARY}_DIRS when "
-		   "building under msvc")
-	endif()
-	if(BUILD_TESTS AND BUILD_SHARED_LIBS AND
-	   ((NOT CBOR_BIN_DIRS) OR (NOT ZLIB_BIN_DIRS) OR (NOT CRYPTO_BIN_DIRS)))
-		message(FATAL_ERROR "please define {CBOR,CRYPTO,ZLIB}_BIN_DIRS "
-		   "when building tests")
-	endif()
-	if(NOT CBOR_LIBRARIES)
-		set(CBOR_LIBRARIES cbor)
-	endif()
-	if(NOT ZLIB_LIBRARIES)
-		set(ZLIB_LIBRARIES zlib1)
-	endif()
-	if(NOT CRYPTO_LIBRARIES)
-		set(CRYPTO_LIBRARIES crypto)
-	endif()
+	find_package(PkgConfig)
+
+	find_package(LIBCBOR REQUIRED)
+	find_package(OpenSSL REQUIRED)
+	find_package(ZLIB REQUIRED) 
+
+	# Handling of different Packagenames in VCPKG
+	set(CBOR_INCLUDE_DIRS ${LIBCBOR_INCLUDE_DIR})
+	set(CRYPTO_INCLUDE_DIRS ${OPENSSL_INCLUDE_DIRS})
+	set(CBOR_LIBRARY_DIRS ${LIBCBOR_LIBRARY_DIRS})
+	set(CRYPTO_LIBRARY_DIRS ${OPENSSL_LIBRARY_DIRS})
+	set(CBOR_LIBRARIES ${LIBCBOR_LIBRARIES})
+	set(CRYPTO_LIBRARIES ${OPENSSL_LIBRARIES})
+	add_definitions("-D_CRT_SECURE_NO_WARNINGS" "-D_CRT_NONSTDC_NO_DEPRECATE")
 
 	set(MSVC_DISABLED_WARNINGS_LIST
 		"C4152" # nonstandard extension used: function/data pointer
@@ -469,6 +462,9 @@ message(STATUS "USE_PCSC: ${USE_PCSC}")
 message(STATUS "USE_WINHELLO: ${USE_WINHELLO}")
 message(STATUS "NFC_LINUX: ${NFC_LINUX}")
 
+set(CMAKE_C_FLAGS_DEBUG "${CMAKE_C_FLAGS_DEBUG} /wd4996")
+set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} /wd4996")
+
 if(BUILD_TESTS)
 	enable_testing()
 endif()