Common request header and common response header

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IAM IAM

  • API Reference
    • Common request header and common response header
    • Data type
    • Error code
    • Feature Update Records
    • General Description
    • Introduction
    • Service domain
    • STS-Related Interfaces
  • API Reference_IAM
    • Common request header and common response header
    • Data type
    • Error code
    • General Description
    • Group management API
    • Introduction
    • Policy management API
    • Role Management Interfaces
    • Service domain
    • User management API
  • FAQs
    • Common Questions Overview
    • FAQs related to IAM users
    • FAQs related to product permissions
  • Function Release Records
  • Operation guide
    • Account Security Audit
    • Enterprise Account Integration
      • Federated Login Overview
      • IAM Role-based SSO
      • IAM User-based SSO
    • Group Management
    • Message Center
    • Permission Policies
      • ACL
      • Authorization
      • Managing IAM Policies
      • Permission Policy Overview
      • Policy Authentication Evaluation Logic
      • Strategy type
      • Tag-Based Authorization and Authentication
    • Role Management
      • Common scenarios
      • Create role
      • FAQs
      • Managing Roles
      • Overview
      • Related concepts
      • Using Roles
    • Settings
    • User
      • IAM User Operations
      • Two-Factor Authentication
      • User management
    • User Anomaly Behavior Analysis (Public Beta)
      • Risk Behavior Management
  • Operation records
    • Cloud Trail (Public Beta)
  • Product Announcement
    • Baidu Intelligent Cloud Enables Login Protection MFA Multi-Factor Authentication Notification for All Users
  • Product Description
    • Application scenarios
    • Concepts
    • Currently Supported Product Lines
    • Product functions
    • Product overview
    • System Restrictions
    • Enterprise Organization vs Identity and Access Management
  • Product pricing
    • Product pricing
  • Quick Start
    • Create groups and grant permissions
    • Creating IAM User Administrators
  • SDK
    • Go-SDK
      • Error handling
      • Group management API
      • Initialize SDK
      • Install the SDK Package
      • Overview
      • Policy management API
      • Role Management Interfaces
      • User management API
      • Version Change Records
    • Java-SDK
      • Error code
      • Group management API
      • Initialization
      • Install the SDK Package
      • Overview
      • Policy management API
      • Role Management Interfaces
      • User management API
      • Version Change Records
    • Python-SDK
      • Error code
      • Group management API
      • Initialization
      • Install the SDK Package
      • Overview
      • Policy management API
      • Role Management Interfaces
      • User management API
      • Version Change Records
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  • Typical Practices
    • Baidu Intelligent Cloud Partner Guide to Creating IAM Users
    • User Management and Permission Assignment
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  • Common request header and common response header
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  • Common request headers
  • Common response headers

Common request header and common response header

Updated at：2025-10-27

Common request headers

Header Description Required or not
Authorization Include both the Access Key and the request signature. Required
x-bce-date The request creation time should be specified in the YYYY-MM-DD format. For instance, 2014-06-01 signifies June 1, 2014. If adhering to the standard Date field, the header can remain blank. Should both Date and x-bce-date be present, x-bce-date takes precedence. Optional

Common response headers

Header Field Description
Content-Length The type of HTTP request content as defined in RFC2616.
x-bce-request-id The requestId corresponding to the request.

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