linux下的证书安装说明

• 拷贝证书到/usr/share/ca-certificates/下

  cp CA.crt /usr/share/ca-certificates/x-net.crt
  

• 修改权限

  chmod a+r /usr/share/ca-certificates/x-net.crt
  

• 安装证书

  dpkg-reconfigure ca-certificates 
  

• 证书的转换

  openssl x509 -outform der -in your-cert.pem -out your-cert.crt
  

• 证书查看

  openssl x509 -in cert.pem -text –noout
  openssl x509 -in cert.cer -text –noout
  openssl x509 -in cert.crt -text –noout
  

• 证书转换

  openssl x509 -in cert.crt -outform der-out cert.der
  openssl x509 -in cert.crt -inform der -outform pem -out cert.pem
  openssl x509 -inform der -in app.cer -out certificate.pem
  openssl x509 -inform der -in certificate.pem -out app.cer