The European Smart Networks and Services Joint Undertaking (SNS JU) is a Public-Private Partnership that aims to facilitate and develop industrial leadership in Europe in 5G and 6G networks and services. The SNS JU funds projects that shape a solid research and innovation (R&I) roadmap and deployment agenda by engaging a critical mass of European stakeholders and facilitating international cooperation on various 6G initiatives. in January 2023 The Smart Network and Services Joint Undertaking (SNS JU) launched the first phase of its 6G projects, which are critical in establishing a solid research and innovation (R&I) foundation for Europe, defining the next-generation networks. We now with to introduce the recently launched projects in a series of 4 lunchtime webinars to give you an overview of their activities and ambitions. The Third of these webinars is now planned for Thursday 23/02/2023 at 12.00 CET for two and three-quarters hours. This Third webinar will present the Stream B1 & B4 projects addressing: Architecture & Secure Services and Security