如何在Linux (Ubuntu)上安装Cato证书

以下是在Ubuntu上下载、转换和安装Cato Networks SSL证书的步骤。

1. sudo mkdir /usr/local/share/ca-certificates/Cato

2. sudo chmod 755 /usr/local/share/ca-certificates/Cato

3. cd /usr/local/share/ca-certificates/Cato;sudo wget --no-check-certificate "https://clientdownload.catonetworks.com/public/certificates/CatoNetworksTrustedRootCA.pem" 
   注意： #3 是一条单行命令，--no-check-certificate 和网址之间有一个空格。

4. sudo openssl x509 -in CatoNetworksTrustedRootCA.pem -out CatoNetworksTrustedRootCA.crt

5. sudo rm -f CatoNetworksTrustedRootCA.pem

6. sudo update-ca-certificates