Installing OpenSSL

Procedure

1. Use PuTTY to log in to the server as the root user.
2. Configure the environment variables.

   export CC=`which clang`
   export CXX=`which clang++`
   export FC=`which flang`

3. Decompress the OpenSSL installation package.

   tar -zxvf openssl-1.1.1l.tar.gz

4. Go to the directory generated after the decompression.

   cd openssl-1.1.1l

5. Perform the configuration.

   ./Configure --prefix=/path/to/OPENSSL

6. Perform the installation.

   make -j&&make install