24 citations · 26 across the 7 of their papers we have counts for
4 papers · 1 filter
Runtime Authorization Consistency Checking for MCP-based Agentic Workflows
Aiyao Zhang, Xiaodong Lee, Zhixian Zhuang +1
Agentic systems increasingly fulfill user requests through multi-step tool workflows over files, services, and external resources. In these workflows, isolated per-call checks can…
POLARIS: Cross-Domain Access Control via Verifiable Identity and Policy-Based Authorization
Aiyao Zhang, Xiaodong Lee, Zhixian Zhuang +3
Access control is a security mechanism designed to ensure that only authorized users can access specific resources. Cross-domain access control involves access to resources across…
CBCMS: A Compliance Management System for Cross-Border Data Transfer
Zhixian Zhuang, Xiaodong Lee, Jiuqi Wei +2
Cross-border data transfer is vital for the digital economy by enabling data flow across different countries or regions. However, ensuring compliance with diverse data protection r…
PrivSketch: A Private Sketch-based Frequency Estimation Protocol for Data Streams
Ying Li, Xiaodong Lee, Botao Peng +2
Local differential privacy (LDP) has recently become a popular privacy-preserving data collection technique protecting users' privacy. The main problem of data stream collection un…