diff --git a/DOC/README.install-openssl-1.1.1 b/DOC/README.install-openssl-1.1.1
new file mode 100644
index 0000000..f018cb0
--- /dev/null
+++ b/DOC/README.install-openssl-1.1.1
@@ -0,0 +1,49 @@
+# ----------
+# Install openssl version 1.x
+# ----------
+
+
+OPENSSL1_VERSION="1.1.1w"
+
+_archive_file="openssl-${OPENSSL1_VERSION}.tgz"
+_download_url="https://www.openssl.org/source/openssl-${OPENSSL1_VERSION}.tar.gz"
+
+_src_dir="/usr/local/src/openssl"
+_build_dir="${_src_dir}/openssl-${OPENSSL1_VERSION}"
+_install_dir="/usr/local/openssl-${OPENSSL1_VERSION}"
+
+
+# Create source directory
+#
+mkdir -p "$_src_dir"
+
+# Get source '$_archive_file' ..
+#
+wget -O "${_src_dir}/$_archive_file" ${_download_url}
+
+# Unpack archive '$_archive_file'..
+#
+cd "$_src_dir"
+gunzip < "${_archive_file}" | tar -xf -
+
+
+# Configure openssl
+#
+cd "$_build_dir"
+config_params="--prefix=${_install_dir} --openssldir=${_install_dir}" 
+./config ${config_params}
+
+
+# Compile openssl
+#
+make
+
+
+# Install openssl
+#
+make install
+
+
+# Set symlink /usr/local/openssl -> /usr/local/openssl-${OPENSSL1_VERSION}
+#
+ln -s openssl-${OPENSSL1_VERSION} /usr/local/openssl-1.1.1