Elizabeth A. Amusan

Securing Logins in Electronic Examination Systems for Tertiary Institutions Using Quick Response Code (QR) Technology and Multiple Hashing Algorithms

Elizabeth A. Amusan, Akinbami O. Popoola & Sanni A. O. Ogirima · Asian Journal of Research in Computer Science · 2021

This work is aimed at adding an extra layer of security to the login process of an electronic examination system as security has been identified as one of the critical success factors in the management of such exams. It proposes to secure the login process of an e-exam system thr...

Open access Research Article 10.9734/ajrcos/2021/v11i330264

Image Steganography Using Pixel Value Differencing (PVD) Technique Based on Firefly Algorithm

Oluwaseun M. Alade, Elizabeth A. Amusan, Oluyinka T. Adedeji & Oluwaseun O. Alo · Journal of Scientific Research and Reports · 2021

Steganography deals with the ways of hiding communicated data in such a way that it remains confidential. Finding best position inside cover image to embed text message, maintaining a reasonable trade-off between security, robustness, higher bit embedding rate and imperceptibilit...

Open access Research Article 10.9734/jsrr/2021/v27i730414

Development of an Improved Electronic Patient Health Record Management System with Speech Recognition

Justice O. Emuoyibofarhe, Keji K. Adewuyi & Elizabeth A. Amusan · Journal of Advances in Mathematics and Computer Science · 2018

Electronic Patient Health Record (EPHR) is an individual official patient health document shared among multiple facilities and agencies. However, most existing EPHR systems are dependent on keyboard and mouse only and do not support human speech interaction. This study, therefore...

Open access Research Article 10.9734/JAMCS/2018/44344