HTTP参考手册
标题 | Headers
Upgrade-Insecure-Requests
HTTP Upgrade-Insecure-Requests
请求头向服务器发送一个信号,表示客户对加密和认证响应的偏好,并且它可以成功处理upgrade-insecure-requests
CSP 指令。
Header type |
Request header |
---|---|
Forbidden header name |
no |
句法
Upgrade-Insecure-Requests: 1
例子
客户端向服务器请求它支持以下升级机制的信号upgrade-insecure-requests
:
GET / HTTP/1.1
Host: example.com
Upgrade-Insecure-Requests: 1
服务器现在可以重定向到该网站的安全版本。一个Vary
可以使用的头,这样的网站不会被缓存投放到不支持升级机制的客户。
Location: https://example.com/
Vary: Upgrade-Insecure-Requests
产品规格
Specification |
Status |
Comment |
---|---|---|
Upgrade Insecure RequestsThe definition of 'upgrade-insecure-requests' in that specification. |
Candidate Recommendation |
Initial definition. |
浏览器兼容性
Feature |
Chrome |
Firefox |
Edge |
Internet Explorer |
Opera |
Safari |
---|---|---|---|---|---|---|
Basic Support |
44 |
48.0 |
(No)1 |
(No) |
31 |
? |
Feature |
Android |
Chrome for Android |
Edge mobile |
Firefox for Android |
IE mobile |
Opera Android |
iOS Safari |
---|---|---|---|---|---|---|---|
Basic Support |
? |
44 |
(No) |
48.0 |
? |
31 |
? |
- Under consideration 即将发布
Content-Security-Policy
- CSP
upgrade-insecure-requests