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Prof. John Walker

Written by Roy Isbell

Professor John Walker is a Visiting Professor at the School of Computing and Informatics, Nottingham Trent University (NTU), owner and CTO of SBLTD, a specialist Contracting/Consultancy in the arena of IT Security and Forensics, and Security Analytics, the Director of Cyber Research at the Ascot Barclay Group. He is also activity involved with supporting the countering of eCrime, eFraud, and on-line Child Abuse, an ENISA CEI Listed Expert, an Editorial Member of the Cyber Security Research Institute (CRSI), the Chair of the ISACA London SAG, and in July 2012 was appointed Member of the ISACA International Guidance & Practices Committee (GPC), and is a Fellow of the British Computer Society (BCS). John is also a practicing Expert Witness in the area of IT, and the originator, and author of a CPD/MSc Module covering Digital Forensics, and Investigations.

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Coming up in the Next issue of Digital Forensics Magazine

Coming up in Issue 34 on sale from February 2018:


Device Forensics in the Internet of Things

As more businesses and consumers adopt IoT devices, privacy violations and cyber-attacks by malicious actors will become commonplace due to the insecure IoT infrastructure. Read More »

Data Destruction In Current Hard Disks & Data Destruction Techniques

Data destruction is a process traditionally applied using physical techniques, aiming at the completely destruction of the hard disk, however, there is an increasing interest in the use of logical techniques for data destruction, that allow reusing the physical device. Read More »

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Faster Searching For Known Illegal Content

Cryptographic (“MD5”) hash searching for known illegal material is one of the most thorough methods of digital forensic investigation. However, the technique is hampered by the ever-increasing size of media being examined, and the size of the hash list being searched. Read More »

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