tencent cloud


Common Request Headers

Last updated: 2021-12-31 17:33:56


    This document describes common request headers that may be used in API requests. The headers mentioned below will not be addressed again in related API documents.

    Request Headers

    Header Description Type Required
    Authorization Carries the authentication information, i.e., signing information, used to verify the validity of a request string Yes
    Content-Length Length in bytes of the content of an HTTP request defined in RFC 2616 integer No
    Required for PUT and POST requests
    Content-Type Content type (MIME) of an HTTP request as defined in RFC 2616, such as application/xml string No
    Required for PUT and POST requests with a request body
    Content-MD5 Base64-encoded MD5 hash value of the request body content as defined in RFC 1864, such as ZzD3iDJdrMAAb00lgLLeig==. The value is used to verify whether the request body experienced any changes during transfer. string No
    Date Current time in GMT as defined in RFC 1123, such as Wed, 29 May 2019 04:10:12 GMT string No
    Host Requested host in the format of <BucketName-APPID>.ci.<Region>.myqcloud.com string Yes
    x-ci-security-token Security token field required when using temporary security credentials string No
    Required when a temporary key is used and the authentication information is carried through Authorization
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