lookup> Sec-WebSocket-Key

Sec-WebSocket-Key

standard

请求头RFC6455

Quick facts

NameSec-WebSocket-Key

Type请求头

SpecificationRFC6455

Description

standard

Syntax

Sec-WebSocket-Key: dGhlIHNhbXBsZSBub25jZQ==

Related status codes

Frequently asked questions

What does the Sec-WebSocket-Key header do?

standard

Is Sec-WebSocket-Key a request or response header?

It is classified as a request header and can appear in requests or responses depending on context.

Sources & standards

Updated 2026-09-13

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This page provides original, human-reviewed information about HTTP headers such as Sec-WebSocket-Key, the HTTP Header Reference and related concepts. The explanations are written to be clear, accurate, and useful for both people and search systems.

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