Istteffanny Isloure Araujo

Istteffanny Isloure Araujo (Stef) is a Lecturer in the School of Computing and Digital Media. She is also the course leader for Computer Networking and Cybersecurity – BSc Hons

More about Istteffanny Isloure Araujo

Istteffanny Isloure Araujo (Stef) holds a first class in Computer Science – BSc (Hons) (2008) and a Distinction in Computer Forensics and IT Security – MSc accredited by the British Computing Society (2014) from London Metropolitan University. She is also currently working on achieving a PhD in Information Security at London Met.


Stef has worked as part of the teaching team on modules such as Security in Computing, Network and Cloud Security, Cyber Security Fundamentals, Databases, Ethical Hacking, Cybercrime and Cybersecurity, Programming (Python & Java), Fundamentals of Computing, Networks and Operating Systems, Games Programming and Introduction to Information Systems.

Stef is the course leader for Computer Networking and Cybersecurity – BSc (Hons), she is also responsible for teaching and supervising BSc and MSc students on their final year projects. She reviews research papers for the Springer Journal.

Her research interest includes improving information security for Big Data and tackling digital crimes investigation on standard and mobile devices from which Stef has four scientific publications and recently a contribution to the worldwide publication of the book Cryptography and Network Security from William Stallings 8th edition from 2022.

Araujo, I.I. And Kazemian, H. “Improving Steganographic capacity using distributed steganography over BMP.” Springer - Multimed Tools Appl 79, 26181–26195 (2020)

Araujo, I.I. And Kazemian, H. “Vulnerability Exploitations Using Steganography in PDF Files.” EverScience Publications - International Journal of Computer Networks and Applications (IJCNA) DOI: 10.22247/ijcna/2020/193270 Volume 7, Issue 1, January – February (2020) 

Araujo,I.I. And Kazemian, H, "Enhancement of Capacity, Detectability and Distortion of BMP, GIF and JPEG images with Distributed Steganography", MECS Press -International Journal of Computer Network and Information Security(IJCNIS), Vol.11, No.11, pp.21-27, 2019. DOI: 10.5815/ijcnis.2019.11.03 

Araujo,I.I. And Kazemian, H, “Protecting against eavesdropping on Mobile Phones to snip data with Information Security Awareness and Steganography principles.” International Journal of Emerging Trends & Technology in Computer Science (IJETTCS), Volume 8, Issue 5, September - October 2019 ISSN 2278-6856 

Istteffanny Isloure Araujo

Senior Lecturer in Computer Science and Cybersecurity

Course Leader of Computer Networking and Cybersecurity BSc (Hons)