News

STC Demo – Try STC for Yourself!

STC, the STH client application, is now available. See how it works in our online demo!

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STH Client: T+1-ready messaging

An introduction to the operation and benefits of the STH Client

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STH principles: secure messaging

Below, we explain the architectural and business decisions through which STH supports market participants in their transition to T+1.

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STH Service Now Available

In line with our schedule, the development of the STH service has been completed

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Contract and Pricing

The draft STH contract and pricing structure is now available

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Documentation for developers

The STH developer documentation is now available, providing a comprehensive guide to connecting to the service

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Messaging API documentation is now available

The STH Messaging API specifications and the interactive, browsable API documentation are now available.

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Messaging API documentation is now available

The STH Messaging API specifications and the interactive, browsable API documentation are now available.

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Broadcast Messages

In addition to direct messaging, STH is being extended with broadcast messaging capabilities.

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STH Consultations

Explore key questions from STH consultations on the T+1 transition, including onboarding, security and integration. Contact us for a discussion.

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The STH site has been launched!

The STH website has been launched!

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STH questionnaire

Please fill out the STH questionnaire!

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STH consultation

We held the first consultation on 2026.05.15.

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STH introduction

On 2026.05.08, we introduced ourselves at the meeting of the Banking Association.

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