allows a user agent to authenticate itself with a server -- usually, but not necessarily, after receiving a 401 (Unauthorized) response.
Quick facts
Description
allows a user agent to authenticate itself with a server -- usually, but not necessarily, after receiving a 401 (Unauthorized) response.
Syntax
Authorization: Bearer eyJhbGciOi...
Related status codes
Related headers
Frequently asked questions
allows a user agent to authenticate itself with a server -- usually, but not necessarily, after receiving a 401 (Unauthorized) response.
It is classified as a request header and can appear in requests or responses depending on context.
Sources & standards
Updated 2026-08-18
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