Two Factor Authentication using Twofish Encryption and Visual Cryptography Algorithms for Secure Data Communication. - Duisen Gulsezim; Seiitkaliyeva Zhansaya; Abdul Razaque; Yestayeva Ramina; Fathi H. Amsaad 001; Muder Almiani; Raouf M. Ganda; Ahmed Oun (IoTSMS, 2019)