1、问题出现场景javascript
项目从http升级到https后,jsp页面存在发送http请求的状况下就会出现该异常。由于HTTPS 是 HTTP over Secure Socket Layer,以安全为目标的 HTTP 通道,因此在 HTTPS 承载的页面上不容许出现 http 请求。html
2、解决办法java
在jsp页面中,添加下面的meta头就能够了安全
<meta http-equiv="Content-Security-Policy" content="upgrade-insecure-requests" />jsp
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8" %> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Security-Policy" content="upgrade-insecure-requests"> </head> <body> <script type="text/javascript"> </script> </body> </html>