Proceedings The 4th International Symposium on Advanced Technologies and Applications in the Internet of Things ATAIT 2022 August 24 – 26, 2022 Hybrid Conference Venue: Osaka Ibaraki Campus at Ritsumeikan University Proceedings The 4th International Symposium on Advanced Technologies and Applications in the Internet of Things ATAIT 2022 August 24 – 26, 2022 Hybrid Conference Venue: Osaka Ibaraki Campus at Ritsumeikan University ATAIT 2022 The 4th International Symposium on Advanced Technologies and Applications in the Internet of Things (ATAIT 2022) is held as hybrid conference both on-line and in Ibaraki, Osaka, Japan on August 24-26, 2022 and is sponsored by the VLSI center of Ritsumeikan University and supported by IEEE CEDA All Japan Joint Chapter. ATAIT provides an international symposium for professionals, academics, and researchers to present latest developments in IoT technologies and applications, including the network, security, processor architecture, high performance computing, image processing, FPGAs and GPUs, etc. It particularly welcomes those emerging methodologies and techniques which bridge theoretical studies and applications in the Internet of Things. In 2022, the conference will take place as a hybrid conference due to the COVID-19 situation. The 4th ATAIT conference will be held in from 24 to 26 August and is chaired by Prof. Xiangbo Kong, Ritsumeikan University, Japan. Awards Best Paper Award presented to Masaki Sano, Hiroki Nishikawa, Xiangbo Kong, Hiroyuki Tomiyama, Tongxin Yang, Tomoaki Ukezono, and Toshinori Sato for the paper entitled “An Accuracy-Controllable Approximate Adder for FPGAs” Best Student Paper Award presented to Madoka Sakou, Kunihiro Kuroda, Yuta Fukuda, Kota Yoshida, and Takeshi Fujino for the paper entitled “Deep Learning Side-Channel Attacks against Hardware-Implemented Lightweight Cipher Midori 64” Committees General Chair Xiangbo KONG (Ritsumeikan University, Japan) Program Chairs Kenshi SAHO (Toyama Prefectural University, Japan) Kota YOSHIDA (Ritsumeikan University, Japan) Finance Chair Lin MENG (Ritsumeikan University, Japan) Registration Chairs Ami TANAKA (Ritsumeikan University, Japan) Kyosuke KAGEYAMA (Kindai University, Japan) Local Arrangement Chair Yuting GENG (Ritsumeikan University, Japan) Publication Chair Hiroki NISHIKAWA (Osaka University, Japan) Award Chairs Jiaqing LIU (Ritsumeikan University, Japan) Chengyan ZHAO (Ritsumeikan University, Japan) Technical Program Committee Chengyan ZHAO (Ritsumeikan University, Japan) Aravinda C V (NMAM Institute of Technology, India) Yuting GENG (Ritsumeikan University, Japan) ChangAn JIANG (Osaka Institute of Technology, Japan) Kyosuke KAGEYAMA (Kindai University, Japan) Xiangbo KONG (Ritsumeikan University, Japan) Liang LI (Ritsumeikan University, Japan) Jiaqing LIU (Ritsumeikan University, Japan) Lin MENG (Ritsumeikan University, Japan) Hiroki NISHIKAWA (Osaka University, Japan) Kenshi SAHO (Toyama Prefectural University, Japan) Takeshi KUMAKI (Ritsumeikan University, Japan) Ami TANAKA (Ritsumeikan University, Japan) Zhongkui WANG (Ritsumeikan University, Japan) Kota YOSHIDA (Ritsumeikan University, Japan) Feng ZENG (Central South University, China) Steering Chair Lin MENG (Ritsumeikan University, Japan) Steering Committee P Aravinda C V(NMAM Institute of Technology, India) ChangAn JIANG (Osaka Institute of Technology, Japan) Feng ZENG (Central South University, China) Hiroyuki TOMIYAMA (Ritsumeikan University, Japan) Junsong ZHANG (Xiamen University, China) Yu BAI (California State University, Fullerton, USA) Yunchuan SUN (Beijing Normal University, China) Yuji IWAHORI (Chubu University, Japan) Song WANG (Kansai University, Japan) Zhe ZHANG (Tianjin University, China) Zhongkui WANG (Ritsumeikan University, Japan) Zhang Bing ZHOU (China University of Geosciences (Beijing), China) Zhilei CHAI (Jangnan University, China) Homepage: http://www.atait.se.ritsumei.ac.jp/