> ## Documentation Index
> Fetch the complete documentation index at: https://cobo.com/developers/llms.txt
> Use this file to discover all available pages before exploring further.

# TSS Node package release notes

> Release notes for the TSS Node package, detailing updates and new features.

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## v0.11.1

* Upgrade dependencies to resolve security issues.
* Add TSS event publish functionality.
* Fixed issue: When the callback's `retry_time` is set to `0`, it will keep retrying.
* Report configuration information when TSS Node registers.

## v0.10.0

* You can now verify key shares in Cobo Portal. For details, see [Verify key shares](https://manuals.cobo.com/en/portal/mpc-wallets/ocw/key-share-verification).
* The data structure of the TSS Node callback request has been updated.
* Fixed several issues.

## v0.9.5

* Added `signature_type` and `tss_protocol` in the TSS Node callback request.
* Added support for non-empty tweak values when the signature type is Schnorr.

## v0.9.4

* Added support for Schnorr signature.
* Updated the `tss-node.sh` script.
* Added password segmentation feature and modified new password length restrictions.
* Modified folder and file creation permissions.

## v0.9.0

* Added callback request timeout configuration.
* Added callback service monitoring configuration.
* Added tweaklist to callback service request parameters.
* Callback service configuration now supports policy.
* Modified recovery group file format exported via export-share.
* Added change password functionality.
* Enhanced migrate command with data migration and optimization.
* Fixed issues identified in security audit.
* Optimized and upgraded MPC security protocol.
* Added support for connecting to MySQL for private key storage.
* Improved overall system performance and reliability.

## v0.7.0

* Implemented security enhancements for specific modules.
* Enhanced the "migrate" command to include data migration and optimization.
* Adjusted the priorities of configuration files and command lines.
* Added the capability to notify clients when the callback service rejects a request.
* Improved overall system performance and reliability.
* Addressed bug fixes.

## v0.6.0

* Revamped the underlying MPC protocol implementation to reinforce security.
* Established default connectivity to the development environment.
* Upgraded system message formats and encryption methods.
* Refactored the TSS Node registration mechanism.
* Introduced Canonical Group ID and Protocol Group ID.
* Enabled automated handling of sessions with abnormal statuses.
* Expanded recovery file data fields.
* Refactored the TSS Node callback mechanism.
* Optimized database structure and log system.
* Enhanced overall system performance and reliability.