Results 91 to 100 of about 938 (179)

A very particular set of skills: The role of perspective‐taking in hostage diplomacy negotiations

open access: yesPolitical Psychology, Volume 47, Issue 4, August 2026.
Abstract Hostage diplomacy—detaining foreign nationals for leverage under the pretext of national law—is a growing international security problem. Beyond constituting a violation of international law, hostage diplomacy is challenging to resolve. Target states must deal with aggressive, sovereign perpetrators; handle a fraudulent but plausible legal ...
Danielle Gilbert, Cynthia S. Wang
wiley   +1 more source

The Bottleneck Complexity of Secure Multiparty Computation.

open access: yes, 2018
In this work, we initiate the study of bottleneck complexity as a new communication efficiency measure for secure multiparty computation (MPC). Roughly, the bottleneck complexity of an MPC protocol is defined as the maximum communication complexity required by any party within the protocol execution.
Elette Boyle   +3 more
openaire   +3 more sources

Achieving Both Valid and Secure Logistic Regression Analysis on Aggregated Data from Different Private Sources

open access: yesThe Journal of Privacy and Confidentiality, 2012
Preserving the privacy of individual databases when carrying out statistical calculations has a relatively long history in statistics and had been the focus of much recent attention in machine learning.
Yuval Nardi   +2 more
doaj   +1 more source

Vertical Federated XGBoost with Privacy Preservation via Secure Multiparty Computation

open access: yesJournal of Cybersecurity and Privacy
Gradient Boosted Decision Trees (GBDTs) are popular for their strong predictive performance. However, in domains like finance and healthcare, data are often distributed across organizations, making collaborative model training challenging due to privacy ...
Asma Ramay   +5 more
doaj   +1 more source

Better Preprocessing for Secure Multiparty Computation

open access: yes, 2016
We present techniques and protocols for the preprocessing of secure multiparty computation (MPC), focusing on the so-called SPDZ MPC scheme [14] and its derivatives [1, 11, 13]. These MPC schemes consist of a so-called preprocessing or offline phase where correlated randomness is generated that is independent of the inputs and the evaluated function ...
Baum, Carsten   +3 more
openaire   +4 more sources

Enabling Horizontal Collaboration in Logistics Through Secure Multi-Party Computation

open access: yesFuture Internet
The road transport sector is currently facing significant challenges, due in part to CO2 emissions, high fuel prices, and a shortage of staff. These issues are partially caused by more than 40% of truck journeys being “empty runs” in some member states ...
Gabriele Spini   +4 more
doaj   +1 more source

Using Secure Multi-Party Computation to Create Clinical Trial Cohorts

open access: yesJournal of Cybersecurity and Privacy
The increasing volume of digital medical data offers substantial research opportunities, though its complete utilization is hindered by ongoing privacy and security obstacles.
Rafael Borges   +8 more
doaj   +1 more source

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