The explosion of the Internet has brought with it serious threats to the survival of organisations that have depended on revenue from copyright objects. A substantial range of risks arise for a copyright-owner wishing to use digital formats even for the preparation, let alone the dissemination, of their works. A range of technologies is available, and in development, which may assist in addressing those risks. Devising a complete protection regime appears unlikely to be feasible, however, and adaptation of business models is essential.