What authors _could_ do is to add some kind of secret watermark that would only be shared with select government agencies and perhaps software companies that co

What authors _could_ do is to add some kind of secret watermark that would only be shared with select government agencies and perhaps software companies that could be trusted to keep it secret. That way, the software could be used for pen testing, but it could cause a silent trigger to go off. That could even be a way to monetize the software....