The Sec-CH-Lang client hint aims to deprecate and replace the Accept-Language header in order to reduce the passive fingerprinting surface we expose via HTTP requests.

Specification

Specification link


Unknown standards status - check spec link for status

Status in Chromium

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No active development (tracking bug)

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.

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Owners

Last updated on 2021-07-27