Asian Science Citation Index - Articles written by Younsung Choi

Articles by Younsung Choi (5)

Security Analysis of Symmetric Key based Remote user Authentication Scheme with Forward Secrecy

Journal of Engineering and Applied Sciences 12 ( 22 ): 5979 - 5984 , 2017

Security Weaknesses of Lightweight Communication Overhead Authentication Scheme using Smart Card

Journal of Engineering and Applied Sciences 14 ( 14 ): 4690 - 4697 , 2019

Weaknesses of Anonymous Mutual Authentication Schemes for Roaming Service with Smart Cards

Journal of Engineering and Applied Sciences 14 ( 19 ): 7013 - 7019 , 2019

Cryptanalysis and Improvements of a Timestamp-Based User Authentication Scheme for Wireless Communications

Jaewook Jung, Younsung Choi, Youngsook Lee and Dongho Won

Journal of Engineering and Applied Sciences 14 ( 21 ): 8016 - 8025 , 2019

Cryptanalysis on Anonymous Two Factor Mutual Authentication with Key Agreement Scheme For Session Initiation Protocol

Research Journal of Applied Sciences 12 ( 5 ): 352 - 357 , 2017