Problem of hexo encrypt with http
“为网站安装安全证书解决hexo-blog-encrypt插件无法使用的问题”
link: https://p1htmlkernalweb.mybluemix.net/articles/为网站安装安全证书解决hexoblogencrypt插件无法使用的问题_4007585_csdn.html
对于Github pages直接勾选自带的强制https功能即可
link: https://docs.github.com/cn/github/working-with-github-pages/securing-your-github-pages-site-with-https