Definition
Plain language
Breaking one suspicious act into many small pieces, each too small to trip an alarm.
As stated in the literature
Borrowed from financial-crime terminology: splitting a reportable transaction into sub-threshold parts. In multi-agent settings, each independently monitored session contributes one benign-looking step toward a jointly harmful outcome.
Why it matters: Monitors that judge one action or one session at a time can be defeated without ever being fooled, simply by keeping every individual step below the threshold that would raise an alarm.
For example, three separate agent sessions each copy one harmless-looking chunk of a private file to a shared folder, and no single session ever does anything that looks like a leak.
Heard on the show
“Think of the structuring image behind money laundering: separate transactions get processed one by one, while their purpose lives in someone else's ledger.”Episode 266 — How a Weak Model Reassembles What a Strong One Refused