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In the context of an HTTP transaction, basic access authentication is a method for an HTTP user agent (e.g. a web browser) to provide a user name and password when making a request. In basic HTTP authentication, a request contains a header field in the form of Authorization: Basic <credentials> , where <credentials> is the Base64 encoding of ID ...
The entity headers in the PATCH document are only applicable to the PATCH document and cannot be applied to the requested resource. [1] There is no standard format for the PATCH document and it is different for different types of resources. The server has to check whether the PATCH document received is appropriate for the requested resource. [1]
A request that upgrades from HTTP/1.1 to HTTP/2 MUST include exactly one HTTP2-Settings header field. The HTTP2-Settings header field is a connection-specific header field that includes parameters that govern the HTTP/2 connection, provided in anticipation of the server accepting the request to upgrade. [19] [20] HTTP2-Settings: token64: Obsolete
In typical usage, when a URL is retrieved, the Web server will return the resource's current representation along with its corresponding ETag value, which is placed in an HTTP response header "ETag" field: ETag: "686897696a7c876b7e" The client may then decide to cache the representation, along with its ETag.
The response must include a WWW-Authenticate header field containing a challenge applicable to the requested resource. See Basic access authentication and Digest access authentication. 401 semantically means "unauthenticated", the user does not have valid authentication credentials for the target resource. 402 Payment Required Reserved for ...
zero or more request header fields (at least 1 or more headers in case of HTTP/1.1), each consisting of the case-insensitive field name, a colon, optional leading whitespace, the field value, an optional trailing whitespace and ending with a carriage return and a line feed, e.g.:
Commonly-used header fields The following fields are commonly used in the header of a JWT typ: Token type If present, it must be set to a registered IANA Media Type. cty: Content type If nested signing or encryption is employed, it is recommended to set this to JWT; otherwise, omit this field. [1] alg: Message authentication code algorithm
How basic authentication manifest itself into static soap headers is not obvious; yet that is the subject and point of the article. In particular, are there predefined headers and/or value constraints. After some consideration, it seems the authentication headers must be included in every request and that this requirements distinguishes if from ...