*20th ACS/IEEE International Conference on Computer Systems & Applications* *(AICCSA 2023) 4 – 7 December 2023* *https://aiccsa.net/AICCSA2023/* <https://aiccsa.net/AICCSA2023/> *Submission link: **https://easychair.org/conferences/?conf=aiccsa2023* <https://easychair.org/conferences/?conf=aiccsa2023> *AICCSA 2023* The ACS/IEEE International Conference on Computer Systems and Applications (AICCSA) is the premier conference covering all contemporary areas in computer systems and applications and hence it is an international forum for leading researchers and practitioners in this important and rapidly changing discipline. AICCSA 2023 will be held in the lovely and highly vibrant city of Smart Village, Giza, Egypt. Track 1: Ubiquitous, Parallel and Distributed Computing (including cloud, IoT, network, sensors, blockchain technologies Track 2: Security, Privacy, and Trust Track 3: Data Science, knowledge engineering, and ontologies (including Information Retrieval, Big Data, Databases, and Knowledge Systems) Track 4: Artificial Intelligence & Cognitive Systems Track 5: Natural Language Processing Track 6: Multimedia, Computer Vision, and Image Processing *Important Dates:* *Main Conference* • Paper submission due date: *15 May , 2023 * • Notification to authors: *15 August, 2023* • Camera-ready papers and registration : *15 Sept, 2023* *PhD Forum* • Paper submission due date: *15 May , 2023 * • Notification to authors: *15 August, 2023* • Camera-ready papers and registration : *15 Sept, 2023* *Workshop Proposals* • Workshop proposals due: *30 March, 2023* • Notification of acceptance: *15 April, 2023* • Camera-ready papers and registration : *15 Sept, 2023* *Tutorial Proposals* • Tutorial proposals due: *30 June, 2023* • Notification of acceptance: *30 July, 2023* *General Co-Chairs* *Hisham A. Kholidy, *The State University of New York (SUNY), Polytechnic Institute, USA *Elhadj Benkhelifa, *Staffordshire University, UK