web.config 文件
<httpProtocol><customHeaders><add name="Access-Control-Allow-Origin" value="*" /><add name="Access-Control-Allow-Headers" value="Content-Type,Accept,Authdealer, Authstr, Authuser" /><add name="Access-Control-Allow-Methods" value="GET, POST, PUT, DELETE, OPTIONS" /><!--未实施 HTTP 严格传输安全 (HSTS)--><add name="Strict-Transport-Security" value="max-age=31536000; includeSubDomains" /><!--XSS漏洞--><add name="X-Frame-Options" value="SAMEORIGIN" /><!--CSP漏洞--><add name="Content-Security-Policy" value="default-src 'self' 'unsafe-inline' 'unsafe-eval' data:;connect-src frame-src 'self'; frame-ancestors 'self' " /></customHeaders> </httpProtocol>
Global.asax文件
在用户会话启动后,每次发起的请求都会触发Application_BeginRequest事件,并在请求完成时触发Application_EndRequest事件。
protected void Application_BeginRequest(object sender, EventArgs e){//HttpContext.Current.Response.AddHeader("Access-Control-Allow-Origin", "*");if (HttpContext.Current.Request.HttpMethod == "OPTIONS"){HttpContext.Current.Response.AddHeader("Access-Control-Allow-Methods", "GET, POST");HttpContext.Current.Response.AddHeader("Access-Control-Allow-Headers", "Content-Type, Accept");HttpContext.Current.Response.AddHeader("Access-Control-Max-Age", "1728000");HttpContext.Current.Response.End();}}