We are pleased to invite you to the 4th International Conference on Information Technology and Advanced Computer Science (ICITACS 2026), scheduled to take place from November 5th to 7th, 2026, in Istanbul, Türkiye. The conference is proudly hosted by Nusa Putra University, in collaboration with İstanbul Gelişim Üniversitesi as Co-Host. ICITACS is an annual global platform organized by NPU, aimed at uniting academics, researchers, engineers, and industry professionals to exchange knowledge and insights in the rapidly evolving landscape of information technology and advanced computer science. With the theme “AIoT and Emerging Technologies for Sustainable Development,” ICITACS 2026 provides an essential forum to explore groundbreaking research and highlight the transformative role of digital innovation in shaping industries, societies, and a more sustainable future. The conference is designed to foster critical dialogue and multidisciplinary collaboration, addressing the emerging opportunities and challenges in Artificial Intelligence (AI), the Internet of Things (IoT), and novel technologies that are redefining how we pursue sustainable growth, resilience, and global development. We warmly invite you to contribute actively by submitting your abstracts and full papers, presenting your research, and engaging in insightful discussions. ICITACS 2026 will bring together scholars, practitioners, and pioneers onsite in Istanbul while also welcoming virtual participation, ensuring a globally connected and inclusive academic experience. Together, let us envision and shape the future of information technology and advanced computer science, one in which AIoT and emerging technologies serve as powerful enablers for sustainable progress, smarter societies, and a more resilient world. We look forward to your valued presence and contributions in making ICITACS 2026 a truly meaningful and memorable success. See you in Istanbul!