navigator differs between the main thread and a Web Worker
br.worker_divergence · convicts
browserlayer
automationcategory
5evaders caught
What it catches
CreepJS / rebrowser: main-thread spoofs and some engine-level browsers leak in workers
Signals it reads
browser.worker_divergence
How it fires
present
Evaders it caught 5
Bypassed by 10
Frontier evaders that reach the detector uncaught (scored only suspicious, defeating every convicting tell) — this check is not one that stops them. The red-team frontier this detection still has to convict.