A formal Risk-Cost Model is introduced for financial adaptive authentication that integrates CVaR-based cost-sensitive risks, adaptive sequential decisions, and regulatory constraints into one optimization framework.
Assessing security, privacy, user interaction, and accessibility features in popular e-payment applications,
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Towards a Risk-Cost Model for Financial Adaptive Authentication
A formal Risk-Cost Model is introduced for financial adaptive authentication that integrates CVaR-based cost-sensitive risks, adaptive sequential decisions, and regulatory constraints into one optimization framework.