Author Bill Gertz on China and his most recent work, Deceiving the SkyPosted on
The combination of these forces creates the potential to track and de-anonymize information from the moment it is created on a computer. Signals could be attached to information to ensure it is censored and suppressed wherever it travels online. Even if someone else is sharing the information, it could be suppressed simply because of its point of origin. And, of course, the signals could be used to identify the creators of dissident content.