A software development company wants to implement a digital rights management solution to protect its intellectual property. Which of the following should the company implement to enforce software digital rights?
A. Transport encryption B. IPsec C. Non-repudiation D. Public key infrastructure
Answer: D
Explanation: The Public-Key Infrastructure (PKI) is intended to offer a means of providing security to messages and transactions on a grand scale. The need for universal systems to support e-commerce, secure transactions, and information privacy is one aspect of the issues being addressed with PKI. A PKI can be used to protect software.