Digital signatures a threat to privacy?: "The problem for anonymous users is the amount of personal information that is encoded with the signature. For example, a site selling beer online may ask for proof of age. Current digital certificates would not provide that information but would identify the user by name or an ID ... [much later]Currently, two congressional bills will put consumers in the hot seat if their digital signature is used improperly. [National Consumer Law Center?s] Saunders said such laws can only hurt consumers and online businesses both."