After the install process, a software application executed an online activation process. After a few months, the system experienced a hardware failure. A backup image of the system was restored on a newer revision of the same brand and model device. After the restore, the specialized application no longer works. Which of the following is the MOST likely cause of the problem?
A . The binary files used by the application have been modified by malware.
B . The application is unable to perform remote attestation due to blocked ports.
C . The restored image backup was encrypted with the wrong key.
D . The hash key summary of hardware and installed software no longer match.
Answer: D