■ International Journal (SCIE)
[15] Piljoo Choi and Dong Kyue Kim, "Lightweight Elliptic Curve Cryptography Accelerator over 25519 Curves," IEEE Access, Vol. 13, pp. 133817-133826, July 2025.
[14] Seon Bhin Kim, Piljoo Choi†, and Dong Kyue Kim†, "High-Performance NTRU Accelerator Using a Direct Memory Access Controller," IEEE Access, Vol. 13, pp. 42850-42857, March 2025. (†Co-corresponding Author)
[13] Piljoo Choi and Dong Kyue Kim, "Lightweight Polynomial Multiplication Accelerator for NTRU Using Shared SRAM," IEEE Transactions on Circuits and System-II: Express Brief (TCAS-II), Vol. 70, No. 12, pp. 4574-4578, Dec. 2023.
[12] Piljoo Choi, "Lightweight ECC Coprocessor with Resistance against Power Analysis Attacks over NIST Prime Fields," IEEE Transactions on Circuits and System-II: Express Brief (TCAS-II), Vol. 69, No. 11, pp. 4518-4522, Nov. 2022.
[11] Piljoo Choi, Wonbae Kong, Ji-hoon Kim, Mun-Kyu Lee, and Dong Kyue Kim, "Architectural Supports for Block Ciphers in a RISC CPU Core by Instruction Overloading," IEEE Transactions on Computer (TC), Vol. 71, Issue 11, pp. 2844-2857, Nov. 2022.
[10] Md Mamunur Rashid, Piljoo Choi, Suk-Hwan Lee, Ki-Ryong Kwon, "Block-HPCT: Blockchain Enabled Digital Health Passports and Contact Tracing of Infectious Diseases like COVID-19," MDPI Sensors, Vol. 22, No. 11, June 2022.
[9] Jae Seong Lee† , Piljoo Choi† , and Dong Kyue Kim, "Lightweight and Low-Latency AES Accelerator Using Shared SRAM," IEEE Access, Vol. 10, pp. 30457-30464, Mar. 2022. (†Equally contributed)
[8] Piljoo Choi, Mun-Kyu Lee, and Dong Kyue Kim, "ECC Coprocessor over a NIST Prime Field Using Fast Partial Montgomery Reduction," IEEE Transactions on Circuits and System-I: Regular Papers (TCAS-I), Vol.68, No.3, pp.1206-1216, Mar. 2021.
[7] Wonbae Kong, Piljoo Choi, and Dong Kyue Kim, "Hardware Implementation of Lightweight Block Ciphers for IoT Sensors," Journal of Semiconductor Technology and Science (JSTS), Vol.20, No.4, pp.381-389, Aug. 2020.
[6] Piljoo Choi, Ji-Hoon Kim, and Dong Kyue Kim, "Fast and Power-Analysis Resistant Ring Lizard Crypto-Processor Based on the Sparse Ternary Property," IEEE Access, Vol.7, No., pp.98684-98693, July 16, 2019.
[5] Piljoo Choi, Ji-Hoon Kim, and Dong Kyue Kim, "Improving Ring-oscillator-based True Random Number Generators using Multiple Sampling," Journal of Semiconductor Technology and Science (JSTS), Vol.19, No.3, pp.305-309, June 2019.
[4] Piljoo Choi, Mun-Kyu Lee, Ji-Hoon Kim, and Dong Kyue Kim, "Low-complexity elliptic curve cryptography processor based on configurable partial modular reduction over NIST prime fields," IEEE Transactions on Circuits and System-II: Express Brief (TCAS-II), Vol.65, No.11, pp.1703-1707, Nov. 2018.
[3] Piljoo Choi, Mun-Kyu Lee, and Dong Kyue Kim, "Fast compact true random number generator based on multiple sampling," Electronics Letters (EL), Vol.53, No.13, pp.841-843, June 22, 2017.
[2] Piljoo Choi, Mun-Kyu Lee, Jeong-Taek Kong, and "Dong Kyue Kim, Efficient design and performance analysis of a hardware right-shift binary modular inversion algorithm in GF(p)," Journal of Semiconductor Technology and Science (JSTS), Vol.17, No.3, pp.425-437, June 30, 2017.
[1] Dong Kyue Kim, Piljoo Choi, Mun-Kyu Lee, and Heejin Park, "Design and analysis of efficient parallel hardware prime generators," Journal of Semiconductor Technology and Science (JSTS), Vol.16, No.5, pp.564-581, Oct. 30, 2016.
■ ESCI / Scopus
[2] Van-Nhan Tran, Piljoo Choi, Hoanh-Su Le, Suk-Hwan Lee, and Ki-Ryong Kwon, "DiffCoR: Exposing AI-Generated Image by Using Stable Diffusion Model Based on Consistent Representation Learning," IEEE Open Journal of the Computer Society (Accepted), May 2025.
[1] Van-Nhan Tran, Hoanh-Su Le, Piljoo Choi, Suk-Hwan Lee, and Ki-Ryong Kwon, "MEViT: Generalization of Deepfake Detection With Meta-Learning EfficientNet Vision Transformer," IEEE Open Journal of the Computer Society, Vol. 6, pp. 789-800, May 2025.
■ Domestic Journal (학술등재지)
[5] 임선자, 최은희, 최필주, 이석환, 권기룡, "IoT 침입 탐지 시스템을 위하여 기계학습 분류자를 사용한 블록체인 기반 연합학습", 멀티미디어학회논문지, 27권, 9호, pp. 1076-1086, 2024년 9월.
[4] 최필주, "NIST 곡선을 지원하는 타원 곡선 암호 가속기의 설계", 전자공학회논문지, 61권, 3호, pp. 261-268, 2024년 3월.
[3] 박진혁, Khurshedjon Farkhodov, 최필주, 이석환, 권기룡, "심층 강화학습을 이용한 디지털트윈 및 시각적 객체 추적", 멀티미디어학회논문지, 25권, 2호, pp. 146-156, 2022년 3월.
[2] 최선한, 최필주, 장원두, 이지환, "부산광역시 도시철도 혼잡도 완화를 위한 디지털 트윈 시뮬레이션 모델 개발", 멀티미디어학회논문지, 23권, 10호, pp.1270-1285, 2020년 10월.
[1] 최필주, 김동규, "GF(p)의 타원곡선 암호 시스템을 위한 효율적인 하드웨어 몽고메리 모듈러 역원기", 멀티미디어학회논문지, 20권, 2호, pp. 289-297, 2017년 2월.
■ Patents (특허)
[5] (미국 등록 US11886879B2) 김동규, 최필주, "Processor, processor operation method and electronic device comprising same", 2024.01.30.
[4] (대만 등록 TWI828934B) 김동규, 최필주, "Processor, method for operating the same, and electronic device including the same", 2024.01.11.
[3] (영국 등록 GB2601666B) 김동규, 최필주, "Processor, processor operation method and electronic device comprising same", 2023.04.26.
[2] (한국 출원 KR20210018130A) 김동규, 최필주, "프로세서, 프로세서의 동작 방법 및 이를 포함한 전자 장치", 2021.02.17.
[1] (PCT 출원 WO2021025490A1) 김동규, 최필주, "프로세서, 프로세서의 동작 방법 및 이를 포함한 전자 장치", 2021.02.11.