3 papers
cs.CR2026
SUDP: Secret-Use Delegation Protocol for Agentic Systems
Xiaohang Yu, Hejia Geng, Xinmeng Zeng +1
Agentic systems increasingly act with user secrets for APIs, messaging platforms, and cloud services. Today's agent runtimes typically implement authorization by exposure: enabling…
cs.CR2026
LOCARD: An Agentic Framework for Blockchain Forensics
Xiaohang Yu, William Knottenbelt
Blockchain forensics inherently involves dynamic and iterative investigations, while many existing approaches primarily model it through static inference pipelines. We propose a pa…
math.DS2025
On the Periodic Orbits of the Dual Logarithmic Derivative Operator
Xiaohang Yu, William Knottenbelt
We study the periodic behaviour of the dual logarithmic derivative operator in a complex analytic setting. We show that $\mathcal{A…