Author

Yi-Da Shen

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#artificial intelligence Preprint Sep 2026

ACEA: An Adversarial Co-Evolution Arena for Head-to-Head Red-Team and Blue-Team LLM Testing

A platform that connects a pluggable red-team adapter and a pluggable blue-team adapter to a shared target LLM and scores their attack and defense rates with an LLM judge, and describes the design of ACEA and the metrics through which red and blue teams are scored head to head.

Yi-Da Shen, Kentaroh Toyoda, Alex Leung · 0 citations

#artificial intelligence Preprint Sep 2026

Revoked but Still Authoritative: An Empirical Study of Revocation Enforcement in Agent-Memory Systems

A guard that sits between the agent and any memory backend and withholds records that are revoked or conflict with their replacement is developed, finding that no system enforces revocation by default.

Yi-Da Shen, Kentaroh Toyoda, Alex Leung · 0 citations