Publication:Accepted papers will be included into ICKMS 2021 Conference Proceedings, which is published in the International Conference Proceedings Series by ACM, which will be archived in the ACM Digital Library, and indexed by Ei Compendex and Scopus and submitted to be reviewed by Thomson Reuters Conference Proceedings Citation Index (ISI Web of Science) ==ICKMS History:ICKMS 2018 was successfully held in Florida Polytechnic University, Florida, USA during April 9-11, 2018.ICKMS 2019 successfully held in University of Houston, Texas, USA during April 6-8, 2019.ICKMS 2020 was finally held successfully in virtual With much expectation form during May 15-17, 2020. Although unpleasant situation prevents us from gathering at shing Hawaii, the conference was still activated by the warmness of participants. ==Previous ICKMS Conference Proceedings: ICKMS2020- ACM, ISBN: 978-1-4503-7765-2. | Ei-Compendex & ScopusICKMS2019- ACM, ISBN: 978-1-4503-6635-9. | Ei-Compendex & ScopusICKMS2018- ACM, ISBN: 978-1-4503-6354-9 | Ei-Compendex & Scopus ==Keynote Speakers:IEEE Fellow--Prof. Shigang Chen (University of Florida, USA);Prof. Anu Gokhale(Illinois State University, USA) ==Invited Speakers:Prof. Xiaoqing (Frank) Liu (University of Arkansas, USA);Prof. Vehbi Cagri Güngor (Abdullah Gul University, Turkey)