Practical Witness-Key-Agreement for Blockchain-based Dark Pools Financial Trading (2021)
Book Chapter
Ngo, C. N., Massacci, F., Kerschbaum, F., & Williams, J. (2021). Practical Witness-Key-Agreement for Blockchain-based Dark Pools Financial Trading. In N. Borisov, & C. Diaz (Eds.), Financial Cryptography and Data Security 25th International Conference, FC 2021, Virtual Event, March 1–5, 2021, Revised Selected Papers, Part II (579-598). Springer Verlag. https://doi.org/10.1007/978-3-662-64331-0_30

We introduce a new cryptographic scheme, Witness Key Agreement (WKA), that allows a party to securely agree on a secret key with a counter party holding publicly committed information only if the counter party also owns a secret witness in a desired... Read More about Practical Witness-Key-Agreement for Blockchain-based Dark Pools Financial Trading.

Economics of Surveillance (2021)
Book Chapter
Beckerman, C., & Williams, J. (2021). Economics of Surveillance. In S. Jajodia, P. Samarati, & M. Yung (Eds.), Encyclopedia of Cryptography, Security and Privacy (1-5). Springer Verlag. https://doi.org/10.1007/978-3-642-27739-9_1611-1

Privacy Economics: From information theory to privacy as an asset (2021)
Book Chapter
Beckerman, C., & Williams, J. (2021). Privacy Economics: From information theory to privacy as an asset. In S. Jajodia, P. Samarati, & M. Yung (Eds.), Encyclopedia of Cryptography, Security and Privacy (1-6). Springer Verlag. https://doi.org/10.1007/978-3-642-27739-9_1609-1

Compositional Security Modelling Structure, Economics, and Behaviour (2014)
Book Chapter
Caulfield, T., Pym, D., & Williams, J. (2014). Compositional Security Modelling Structure, Economics, and Behaviour. In Human aspects of information security, privacy, and trust : 2nd International Conference, HAS 2014, Held as part of HCI International 2014, Heraklion, Crete, Greece, June 22-27, 2014 : proceedings (233-245). Springer Verlag. https://doi.org/10.1007/978-3-319-07620-1_21

Security managers face the challenge of formulating and implementing policies that deliver their desired system security postures — for example, their preferred balance of confidentiality, integrity, and availability — within budget (monetary and oth... Read More about Compositional Security Modelling Structure, Economics, and Behaviour.

Liquidity Spillovers in Credit Markets During the Eurozone Crisis. (2013)
Book Chapter
Calice, G., Chen, J., & Williams, J. (2013). Liquidity Spillovers in Credit Markets During the Eurozone Crisis. In J. LaBrosse, R. Olivares-Caminal, & D. Singh (Eds.), Financial Crisis Containment and Government Guarantees. Edward Elgar Publishing

Fixed Costs, Investment Rigidities, and Risk Aversion in Information Security: A Utility-theoretic Approach. (2013)
Book Chapter
Ioannidis, C., Pym, D., & Williams, J. (2013). Fixed Costs, Investment Rigidities, and Risk Aversion in Information Security: A Utility-theoretic Approach. In B. Schneier (Ed.), Economics of Information Security and Privacy III (171-192). Springer Verlag