### 下载地址
    https://openssl.org/source/old/1.1.1/index.html

### 升级步骤
```shell
tar -zxvf openssl-1.1.1w.tar.gz
./config --prefix=/usr/local/openssl --openssldir=/usr/local/openssl shared zlib
make
make install

cd /usr/bin
mv openssl openssl_bak
ln -s /usr/local/openssl/bin/openssl /usr/bin/openssl
export LD_LIBRARY_PATH=/usr/local/openssl/lib:$LD_LIBRARY_PATH
```