diff --git a/.gitmodules b/.gitmodules
index e1dee0ef..f34e3be5 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,3 +4,6 @@
 [submodule "3rdparty/tinydir"]
 	path = 3rdparty/tinydir
 	url = https://github.com/cxong/tinydir.git
+[submodule "3rdparty/BLAKE2"]
+	path = 3rdparty/BLAKE2
+	url = https://github.com/BLAKE2/BLAKE2.git
diff --git a/3rdparty/BLAKE2 b/3rdparty/BLAKE2
new file mode 160000
index 00000000..b52178a3
--- /dev/null
+++ b/3rdparty/BLAKE2
@@ -0,0 +1 @@
+Subproject commit b52178a376ca85a8ffe50492263c2a5bc0fa4f46
diff --git a/CMakeLists.txt b/CMakeLists.txt
index e74dd5a7..2d4d3212 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.7)
+cmake_minimum_required(VERSION 3.10)
 
 set(BUILD_NUMBER CACHE STRING "The number of the current build.")
 
diff --git a/src/Cedar/CMakeLists.txt b/src/Cedar/CMakeLists.txt
index 4eefc034..dd283681 100644
--- a/src/Cedar/CMakeLists.txt
+++ b/src/Cedar/CMakeLists.txt
@@ -19,6 +19,13 @@ set_target_properties(cedar
   RUNTIME_OUTPUT_DIRECTORY "${BUILD_DIRECTORY}"
 )
 
+cmake_host_system_information(RESULT HAS_SSE2 QUERY HAS_SSE2)
+
+set(BLAKE2_SRC_PATH $<IF:$<BOOL:HAS_SSE2>,${TOP_DIRECTORY}/3rdparty/BLAKE2/sse,${TOP_DIRECTORY}/3rdparty/BLAKE2/ref>)
+
+target_include_directories(cedar PUBLIC ${BLAKE2_SRC_PATH})
+target_sources(cedar PRIVATE "${BLAKE2_SRC_PATH}/blake2s.c")
+
 if(WIN32)
   set_target_properties(cedar
     PROPERTIES