wget -O cfssl https://github.com/cloudflare/cfssl/releases/download/v1.6.3/cfssl_1.6.3_linux_amd64chmod +x cfsslmv cfssl /usr/local/bin/wget -O cfssljson https://github.com/cloudflare/cfssl/releases/download/v1.6.3/cfssljson_1.6.3_linux_amd64chmod +x cfssljsonmv cfssljson /usr/local/bin/