I spent an hour last night to change the VPS monitoring SSL certificate from the original TrustAsia or Symantec personal DV SSL certificate to a letsencrypt free SSL certificate. The reason is Chrome 70 I will no longer trust the Symantec certificate. The Chromium browser I am using can no longer open websites with Symantec certificates. The Symantec personal DV SSL certificate is applied for at Tencent Cloud. In fact, domestic Alibaba Cloud, Qiniu Cloud, Youpai Cloud, etc.
HTTPS and SSL certificates are now essential tools for website building. For enterprises, it is generally recommended to choose a paid SSL certificate. Firstly, it can display the brand and image of your enterprise. Secondly, the price of paid SSL certificate is still affordable for the enterprise. For individuals, the numerous free SSL certificates are also quite good.
Installing an SSL certificate for a website is now a routine action, but if you have dozens of websites with SSL certificates installed at the same time, you may forget to renew a certain SSL certificate due to your own negligence. For some websites with very high application requirements, it will bring considerable losses.
