TY - Computer Science A1 - FANG Wen-he, LI Guo-he, WU Wei-jiang, HONG Yun-feng and ZHOU Xiao-ming T1 - Optimization of RSA Encryption Algorithm for Android Mobile Phone and Design of QR Code Encryption Security System Y1 - 2018-11-13 JF - Computer Science JO - Computer Science SP - 176 EP - 182 VL - 44 IS - 1 UR - https://www.jsjkx.com N1 - 10.11896/j.issn.1002-137X.2017.01.034 ER -