The deadline to submit a talk [0] for the seL4 Summit 2025 [1] has been extended until 2 May 2025. If you’d like to submit a talk, please upload an abstract of one page or less to the submission portal [2]. **Abstracts are due on 2 May 2025.** Also note the open invitation for a 5-minute slot to talk about your seL4 deployment [3]. The seL4 Summit 2025 will be held 3 - 5 September 2025 at the Grandior Hotel Prague, Prague, Czech Republic. The summit will be an in-person event. Registration and location details are available here [4] [0] https://sel4.systems/Foundation/Summit/2025/cfp [1] https://sel4.systems/Foundation/Summit/2025/ [2] https://form.jotform.com/250436091673861 [3] https://sel4.systems/Foundation/Summit/2025/cfp#sel4-deployment [4] https://events.linuxfoundation.org/sel4-summit/register/ Birgit Brecknell seL4 Foundation Project Coordinator Sydney, Australia Mon 9-5 Wed 2-5 Fri 9-5 birgit@sel4.systems <mailto:birgit@sel4.systems> bbrcknl@gmail.com <mailto:bbrcknl@gmail.com>