From research to infrastructure
A privacy problem hidden inside the trace.
Modern agents do much more than produce an answer. They call tools, write memory, exchange messages, log intermediate steps and pass context to other agents. Sensitive data can cross a boundary in any one of those channels while the final output still looks clean.
At Polytechnique Montréal, Faouzi El Yagoubi led research—supervised by Dr. Ranwa Al Mallah and developed with Godwin Badu-Marfo—to measure those internal disclosures. AgentLeak grew from one conviction: privacy claims should be backed by evidence a team can inspect and reproduce.
Read the IEEE Access paper →