42 results

Formal security policy implementations in network firewalls.

Journal Article
Macfarlane, R., Buchanan, W. J., Ekonomou, E., Uthmani, O., Fan, L., & Lo, O. (2012)
Formal security policy implementations in network firewalls. Computers and Security, 31(2), 253-270. https://doi.org/10.1016/j.cose.2011.10.003
Network security should be based around security policies. From high-level natural language, non-technical, policies created by management, down to device and vendor specific ...

Impact of cyberattacks on stock performance: a comparative study

Journal Article
Tweneboah-Kodua, S., Atsu, F., & Buchanan, W. (2018)
Impact of cyberattacks on stock performance: a comparative study. Information and Computer Security, 26(5), 637-652. doi:10.1108/ics-05-2018-0060
The study uses cyberattacks announcements on 96 firms that are listed on S&P 500 over the period January 03, 2013 and December 29, 2017. The empirical analysis was performed i...

Detection of Denial-of-Service Attacks Based on Computer Vision Techniques

Journal Article
Tan, Z., Jamdagni, A., He, X., Nanda, P., Liu, R. P., & Hu, J. (2015)
Detection of Denial-of-Service Attacks Based on Computer Vision Techniques. IEEE Transactions on Computers, 64(9), 2519-2533. https://doi.org/10.1109/tc.2014.2375218
Detection of Denial-of-Service (DoS) attacks has attracted researchers since 1990s. A variety of detection systems has been proposed to achieve this task. Unlike the existing ...

A Forensic Audit of the Tor Browser Bundle

Journal Article
Muir, M., Leimich, P., & Buchanan, W. J. (2019)
A Forensic Audit of the Tor Browser Bundle. Digital Investigation, 29, 118-128. https://doi.org/10.1016/j.diin.2019.03.009
The increasing use of encrypted data within file storage and in network communications leaves investigators with many challenges. One of the most challenging is the Tor protoc...

MRC4: A Modified RC4 Algorithm using Symmetric Random Function Generator for Improved Cryptographic Features

Journal Article
Saha, R., Geetha, G., Kumar, G., Kim, T., & Buchanan, W. J. (2019)
MRC4: A Modified RC4 Algorithm using Symmetric Random Function Generator for Improved Cryptographic Features. IEEE Access, 7, 172045-172054. https://doi.org/10.1109/access.2019.2956160
The Rivest Cipher 4 (RC4) has been one of the most popular stream ciphers for providing symmetric key encryption, and is now proposed as an efficient cipher within light-weigh...

Lightweight cryptography methods

Journal Article
Buchanan, W. J., Li, S., & Asif, R. (2018)
Lightweight cryptography methods. Journal of Cyber Security Technology, 1(3-4), 187-201. https://doi.org/10.1080/23742917.2017.1384917
While our conventional cryptography methods, such for AES (encryption), SHA-256 (hashing) and RSA/Elliptic Curve (signing), work well on systems which have reasonable processi...

A novel privacy preserving method for the location tracking of mobile devices

Journal Article
Buchanan, W. J., & Kwecka, Z. (2011)
A novel privacy preserving method for the location tracking of mobile devices. Wireless Networks,
Two of the major changes within computing, at the present time, are the move towards serviceoriented architectures and the increasing usage of mobile devices to access these s...

“I am Spartacus”: privacy enhancing technologies, collaborative obfuscation and privacy as a public good

Journal Article
Kwecka, Z., Buchanan, W. J., Schafer, B., & Rauhofer, J. (2014)
“I am Spartacus”: privacy enhancing technologies, collaborative obfuscation and privacy as a public good. Artificial Intelligence and Law, 22(2), 113-139. https://doi.org/10.1007/s10506-014-9155-5
The paper introduces an approach to privacy enhancing technologies that sees privacy not merely as an individual right, but as a public good. This understanding of privacy has...

Analysis of the adoption of security headers in HTTP.

Journal Article
Buchanan, W. J., Helme, S., Woodward, A., & Buchanan, B. (2018)
Analysis of the adoption of security headers in HTTP. IET Information Security, 12(2), 118-126. https://doi.org/10.1049/iet-ifs.2016.0621
With the increase in the number of threats within Web-based systems, a more integrated approach is required to ensure the enforcement of security policies from the server to t...

Security Risk Assessment of Critical Infrastructure Systems: A Comparative Study

Journal Article
Tweneboah-Koduah, S., & Buchanan, W. J. (2018)
Security Risk Assessment of Critical Infrastructure Systems: A Comparative Study. Computer Journal, 61(9), 1389-1406. https://doi.org/10.1093/comjnl/bxy002
Recent cyberattacks on critical infrastructure systems coupled with the technology-induced complexity of the system of systems have necessitated a review of existing methods o...