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joaquinelio 2021-03-28 15:07:48 -03:00 • committed by GitHub
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5-network/11-websocket/article.md
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@ -88,7 +88,7 @@ Sec-WebSocket-Key: Iv8io/9s+lYFgZWcXczP8Q==
Sec-WebSocket-Version: 13
```
- `Origin` -- the origin of the client page, e.g. `https://javascript.info`. WebSocket objects are cross-origin by nature. There are no special headers or other limitations. Old servers are unable to handle WebSocket anyway, so there are no compabitility issues. But `Origin` header is important, as it allows the server to decide whether or not to talk WebSocket with this website.
- `Origin` -- the origin of the client page, e.g. `https://javascript.info`. WebSocket objects are cross-origin by nature. There are no special headers or other limitations. Old servers are unable to handle WebSocket anyway, so there are no compatibility issues. But `Origin` header is important, as it allows the server to decide whether or not to talk WebSocket with this website.
- `Connection: Upgrade` -- signals that the client would like to change the protocol.
- `Upgrade: websocket` -- the requested protocol is "websocket".
- `Sec-WebSocket-Key` -- a random browser-generated key for security.