--- sourceDocument: australia Combined Product Files sourceDocumentLink: https://www.servicenow.com/docs/r/australia/delta-yokohama-australia Release : - australia ft:locale : - en-US ft:publication_title : - australia Combined Product Files ft:clusterId : - delta3ay bundleId : - delta3ay --- # Combined Hermes Messaging Service release notes for upgrades from Yokohama to Australia # Combined Hermes Messaging Service release notes for upgrades from Yokohama to Australia {#ariaid-title1} Release version: Australia Updated October 8, 2026 ![](https://www.servicenow.com/docs/portal-asset/ico-clock) 5 minutes to read Summarize ![AI sparkle icon](https://servicenow.com/docs/portal-asset/ai-sparkle-icon) Summarized using AI This content was generated using new OpenAI-powered functionality. Results are provided on an as is basis and are not guaranteed to be accurate or complete. ## Summary of Combined Hermes Messaging Service release notes for upgrades from Yokohama to Australia This consolidated release notes document provides ServiceNow customers with a comprehensive view of all changes, new features, and important upgrade information for Hermes Messaging Service across the Yokohama, Zurich, and Australia releases. It is designed to assist customers in preparing for and successfully upgrading their Hermes Messaging Service from Yokohama to Australia, highlighting key enhancements and maintenance considerations. Show full answer Show less ## Key Features * **Yokohama Release:** * Topic audit history enables tracking of changes made to Hermes topics via audit logs. * Message search within topics using keywords or regular expressions for efficient inspection. * Improved diagnostics for ongoing health monitoring of Hermes components. * **Zurich Release:** * Hermes Usage Dashboard introduced to monitor data usage by application and topic. * Synchronization verification of topic partition counts across Hermes clusters. * **Australia Release:** * Hermes Settings page allows maintenance users and administrators to view and modify configuration properties and manage background jobs directly. * Encryption at rest for Hermes topics protects message data on broker disks, supporting both ServiceNow-managed keys and customer-supplied keys (BYOK). * Expanded topic limits allowing creation of more topics with a total partition cap of 960 partitions across all topics. * Enhanced Hermes Usage Dashboard showing data usage by source, including bytes received and sent over time. * Access restrictions via IP address control rules to secure Hermes clusters. * Introduction of a view-only role (hermesviewer) enabling administrators to view topics and namespaces without full admin privileges. ## Changes * **Zurich Release:** Coral theme introduced as the default for portals, web, and mobile experiences with Next Experience or Core UI enabled, including a new dark theme option for improved accessibility. * **Yokohama and Australia Releases:** No changes were noted. ## Activation Information Hermes Messaging Service is a feature of the ServiceNow AI Platform and requires activation of the **ServiceNow Stream Connect Installer (com.glide.hub.streamconnect.installer)** plugin or installation of the Log Export Service application. This applies consistently across Yokohama, Zurich, and Australia releases. ## Additional Information * **Accessibility:** The Zurich release's Coral theme includes a dark mode to improve readability and reduce eye strain. * **No removals or deprecations:** Across all releases from Yokohama to Australia, no features or functionalities were removed or deprecated. * **No updates:** Several sections across releases (including browser requirements, localization, and additional requirements) report no changes. ## Practical Impact for ServiceNow Customers Upgrading to the Australia release of Hermes Messaging Service enables customers to better manage and secure their messaging infrastructure with enhanced configuration controls, encryption options, and data monitoring capabilities. The expanded topic limits and improved access controls support scalability and security, while the new view-only role allows for safer administrative oversight. Customers should review and complete the specified pre- and post-upgrade tasks to ensure a smooth transition and take advantage of these improvements. Consolidated page of all release notes for Hermes Messaging Service from Yokohama to Australia. ## How to use this page To help you prepare for your upgrade, we have combined the cross-family Hermes Messaging Service release notes onto one page. Read this summary of the new features, changes, and updated information for your product from Yokohama to Australia. Tip: If there were no updates for a release notes section in a certain family release, we included a short note for your reference. For example, if a product did not have any updates in Tokyo, the row says "No updates for this release." ## Important information for upgrading Hermes Messaging Service to Australia Before you upgrade to Australia, review these pre- and post-upgrade tasks and complete the tasks as needed. {#dfrn3-hermesmessagingservice-summary__entry__2} | Release | Release notes | |-|-| | Yokohama | No updates for this release. | | Zurich | No updates for this release. | | Australia | No updates for this release. | [ ] ## New features Between your current release family and Australia, new features were introduced for Hermes Messaging Service. {#dfrn3-hermesmessagingservice-summary__entry__10} | Release | Release notes | |-|-| | Yokohama | [Topic audit history](https://www.servicenow.com/docs/access?context=view-messages-hermes-topic&family=yokohama&ft:locale=en-US) : Track changes made to a Hermes topic by viewing the topic's audit information. [Search for messages in a topic](https://www.servicenow.com/docs/access?context=view-messages-hermes-topic&family=yokohama&ft:locale=en-US) : Filter messages in a topic using keywords or regular expressions in the Hermes Messaging Service topic inspector. [Improved diagnostics](https://www.servicenow.com/docs/access?context=run-hermes-messaging-service-diagnostics&family=yokohama&ft:locale=en-US) : Monitor the health of Hermes components over time. | | Zurich | [Monitor Hermes data usage](https://www.servicenow.com/docs/access?context=monitoring-data-usage-hermes&family=zurich&ft:locale=en-US) : Monitor data usage by application and track data usage by topic using the Hermes Usage Dashboard. [Synchronize topic partition count](https://www.servicenow.com/docs/access?context=update-topic-hermes&family=zurich&ft:locale=en-US) : Verify that the partition count is synchronized between topics in Hermes clusters. | | Australia | [Hermes Settings page](https://www.servicenow.com/docs/access?context=c-hermes-settings&family=australia&ft:locale=en-US) : Enable maintenance users and administrators to view and modify Hermes configuration properties and manage background jobs directly from the Hermes Settings page. [Encryption at rest for Hermes topics](https://www.servicenow.com/docs/access?context=encryption-at-rest&family=australia&ft:locale=en-US) : Protect message data stored on broker disks by enabling encryption at rest on individual Hermes topics. Choose between ServiceNow-managed keys or customer-supplied keys using the Bring Your Own Key (BYOK) model. [Expanded topic limits in Hermes](https://www.servicenow.com/docs/access?context=exploring-hermes-messaging-service&family=australia&ft:locale=en-US) : Create more topics in Hermes with an increased topic limit. The total number of partitions across all topics can't exceed 960. [Hermes Usage Dashboard improvements](https://www.servicenow.com/docs/access?context=monitoring-data-usage-hermes&family=australia&ft:locale=en-US) : View Hermes data usage by source, including the total number of bytes received and bytes sent over time, in the Hermes Usage Dashboard. [Access restrictions by IP address](https://www.servicenow.com/docs/access?context=restricting-access-hermes-topics&family=australia&ft:locale=en-US) : Restrict access to Hermes by enabling IP address access control rules. [View-only role](https://www.servicenow.com/docs/access?context=hermes-messaging-service-roles-4&family=australia&ft:locale=en-US) : Enable administrators to view topics and namespaces in Hermes by granting the hermes_viewer role instead of the full admin role. | [ ] ## Changes Between your current release family and Australia, some changes were made to existing Hermes Messaging Service features. {#dfrn3-hermesmessagingservice-summary__entry__18} | Release | Release notes | |-|-| | Yokohama | No updates for this release. | | Zurich | Coral theme : Coral is now the default theme for new portal, web, and mobile experiences with Next Experience or Core UI enabled. This theme provides a fresh look and feel, featuring brand-neutral illustrations to enhance your user experience. A dark theme option is available for web and mobile experiences. | | Australia | No updates for this release. | [ ] ## Removed Between your current release family and Australia, some Hermes Messaging Service features or functionality were removed. {#dfrn3-hermesmessagingservice-summary__entry__26} | Release | Release notes | |-|-| | Yokohama | No updates for this release. | | Zurich | No updates for this release. | | Australia | No updates for this release. | [ ] ## Deprecations Between your current release family and Australia, some Hermes Messaging Service features or functionality were deprecated. {#dfrn3-hermesmessagingservice-summary__entry__34} | Release | Release notes | |-|-| | Yokohama | No updates for this release. | | Zurich | No updates for this release. | | Australia | No updates for this release. | [ ] ## Activation information Review information on how to activate Hermes Messaging Service. {#dfrn3-hermesmessagingservice-summary__entry__42} | Release | Release notes | |-|-| | Yokohama | Activation information : Hermes Messaging Service is a ServiceNow AI Platform feature that is available with activation of the ServiceNow Stream Connect Installer (com.glide.hub.stream_connect.installer) plugin or installation of the Log Export Service application. For details, see [Hermes Messaging Service activation](https://www.servicenow.com/docs/access?context=hermes-messaging-service-activation&family=yokohama&ft:locale=en-US). | | Zurich | Activation information : Hermes Messaging Service is a ServiceNow AI Platform feature that is available with activation of the ServiceNow Stream Connect Installer (com.glide.hub.stream_connect.installer) plugin or installation of the Log Export Service application. For details, see [Activating Hermes](https://www.servicenow.com/docs/access?context=hermes-messaging-service-activation&family=zurich&ft:locale=en-US). | | Australia | Activation information : Hermes Messaging Service is a ServiceNow AI Platform feature that is available with activation of the ServiceNow Stream Connect Installer (com.glide.hub.stream_connect.installer) plugin or the installation of the Log Export Service application. For details, see [Activating Hermes](https://www.servicenow.com/docs/access?context=hermes-messaging-service-activation&family=australia&ft:locale=en-US). | [ ] ## Additional requirements If any additional requirements were introduced or changed for Hermes Messaging Service we have noted them here. {#dfrn3-hermesmessagingservice-summary__entry__50} | Release | Release notes | |-|-| | Yokohama | No updates for this release. | | Zurich | No updates for this release. | | Australia | No updates for this release. | [ ] ## Browser requirements If any specific browser requirements were introduced or changed for Hermes Messaging Service we have noted them here. {#dfrn3-hermesmessagingservice-summary__entry__58} | Release | Release notes | |-|-| | Yokohama | No updates for this release. | | Zurich | No updates for this release. | | Australia | No updates for this release. | [ ] ## Accessibility information Review details on accessibility information for Hermes Messaging Service, such as specific requirements or compliance levels. {#dfrn3-hermesmessagingservice-summary__entry__66} | Release | Release notes | |-|-| | Yokohama | No updates for this release. | | Zurich | Accessibility information : Dark theme : The new Coral theme includes a dark theme option for web and mobile experiences. This option is commonly used to alleviate eye strain and improve readability. | | Australia | No updates for this release. | [ ] ## Localization information If there are specific localization considerations for Hermes Messaging Service we have noted them here. {#dfrn3-hermesmessagingservice-summary__entry__74} | Release | Release notes | |-|-| | Yokohama | No updates for this release. | | Zurich | No updates for this release. | | Australia | No updates for this release. | [ ] ## Highlight information If there are specific highlight considerations for Hermes Messaging Service we have noted them here. {#dfrn3-hermesmessagingservice-summary__entry__82} | Release | Release notes | |-|-| | Yokohama | * View the audit history for all topic operations. * Scan and inspect topic messages using keywords or regular expressions. * Monitor the health of Hermes components over time. See [Hermes Messaging Service](https://www.servicenow.com/docs/access?context=hermes-messaging-service&family=yokohama&ft:locale=en-US) for more information. | | Zurich | * Monitor Hermes data usage over time. * Verify that topics are synchronized between Hermes clusters. See [Hermes Messaging Service](https://www.servicenow.com/docs/access?context=hermes-messaging-service&family=zurich&ft:locale=en-US) for more information. | | Australia | * Create more Hermes topics for specific events or integrations with an expanded topic limit. * View granular usage metrics in the Hermes Usage Dashboard. * Restrict access to the Hermes cluster based on the client IP address. * Manage Hermes configuration properties and background jobs from the Hermes Settings page. * Protect message data on broker disks with encryption at rest, with support for customer-supplied keys. See [Hermes Messaging Service](https://www.servicenow.com/docs/access?context=hermes-messaging-service&family=australia&ft:locale=en-US) for more information. | [ ]