Anthropic has released a long, detailed document describing current misuses of its Claude models. Security researcher Bruce Schneier, who says he is still reading the report, flags one case in particular: a cell of threat actors based in northern Yemen running three weapons development programs.
The Yemen example is presented as one concrete misuse identified in the report. Schneier's post directs attention to the Anthropic document and singles out this finding as notable, though the full scope of the report's other cases has not been summarised in his post.