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Release Notes

August 19, 2025​

Feature enhancements and updates for Pub/Sub service

Added Pub/Sub service roles​

  • New IAM roles have been added to the KakaoCloud Pub/Sub service. Previously, permissions were granted based on Project role types, but now Pub/Sub provides fine-grained role-based access.
    For details, see View role and permission.

Reduced permissions for project roles​

  • Due to the introduction of new role-based permissions, starting September 19, 2025, the Project Leader role will no longer have permission to receive and process messages in Pub/Sub subscriptions.
    If message reception or processing is required, please assign the newly added Pub/Sub Subscriber role.
    For detailed role information, refer to View role and permission.

August 7, 2025​

Feature enhancements and updates for Pub/Sub service

New feature​

Push subscription message delivery now supports two options:

  • Default delivery: Sends message data and metadata in a single JSON structure.
  • Unwrapped payload: Sends only decoded message data in the body; metadata inclusion is optional.
    (View detailed settings)

Improvements​

  • Various enhancements and improved service stability.

April 24, 2025​

Feature enhancements and updates for Pub/Sub service

Discontinued default topic​

  • All previously created Default Topics within projects have been removed.
  • All subscriptions connected to Default Topics have been deleted.
  • Default Topics are no longer created automatically when the service is initialized.

Improvements​

  • Added preview function for prefix/suffix values when creating Object Storage subscription types.
  • Added buttons to control export channel (start/stop) directly from the subscription list screen for Object Storage type.
  • Added a column to indicate export status in the Object Storage subscription list.
  • Changed event names for Pub/Sub in Cloud Trail.
    (Go to Cloud Trail)
  • Various enhancements and improved service stability.

Change​

  • Updated Go SDK version from 1.0.0 to 1.0.1.

April 1, 2025​

Notice of kr-central-1 region termination​

  • Due to the termination of the kr-central-1 region, this service is no longer available in that region. Going forward, you can continue to use the service reliably in the kr-central-2 region.

February 11, 2025​

Pub/Sub service feature enhancements and updates

Feature enhancements​

  • The following improvements have been made:
    • For the Object Storage subscription type, message content (data) is now received in a decoded format
    • Other functional improvements and stability enhancements

November 19, 2024​

Feature additions and updates for the Pub/Sub service

New features​

  • Added Object Storage subscription type for sending messages to Object Storage buckets.

Changes​

  • Separated Go Package support versions by kr-central-1 and kr-central-2 regions.
  • Temporarily discontinued support for the Java SDK.

Improvements​

  • Increased quotas for topic and subscription creation (Pricing and Quotas).
  • Added support for topic and subscription creation and deletion via API.
  • Added support for topic and subscription creation and deletion via SDK.
  • Refined subscription status values and added status values related to the Object Storage subscription type.
  • Discontinued usage of previous endpoint URLs:
    (https://pub-sub.kr-central-1.kakaoi.io, https://pub-sub.kr-central-2.kakaocloud.io).
  • General feature enhancements and stability improvements.

June 25, 2024​

Changes​

  • Improved subscription state handling and unprocessed message count handling.
  • Updated Go SDK and Java SDK versions from 0.1.4 to 0.1.5.
  • Enhanced various features and reinforced stability.

April 2, 2024​

Changes​

  • Updated Go SDK and Java SDK versions from 0.1.3 to 0.1.4.
  • Changed endpoint URL information for the kr-central-1 and kr-central-2 regions.

February 15, 2024​

Feature additions for the Pub/Sub service

New features​

  • Added monitoring functionality for checking topic and subscription statuses.

November 13, 2023​

Launched Pub/Sub service in the kr-central-2 region

Service launch​

  • Launched Pub/Sub service in the kr-central-2 region. For more details, refer to the official Pub/Sub documentation.

August 25, 2023​

New features​

  • Added a user topic feature allowing users to create topics and subscriptions beyond the default topic.
  • Added a console-based message publishing feature for testing, in addition to API-based testing.
  • Added functionality for retrieving and acknowledging published messages in subscriptions.
  • Provided REST API and SDK support (Go/Java) for programmatically managing resources.
  • Service currently available in alpha version and limited to the public IP range in the kr-central-1 region.

December 5, 2022​

Pub/Sub service launch

Service launch​

  • The Pub/Sub service is a serverless message queue designed for large-scale event handling and data analysis. For more details, refer to the official Pub/Sub documentation.