CompTIA Security+ Question I-68

After encrypting all laptop hard drives, an executive officer’s laptop has trouble booting to the operating system. Now that it is successfully encrypted the helpdesk cannot retrieve the data.
Which of the following can be used to decrypt the information for retrieval?

A. Recovery agent
B. Private key
C. Trust models
D. Public key

Answer: A

To access the data the hard drive need to be decrypted. To decrypt the hard drive you would need the proper private key. The key recovery agent can retrieve the required key. A key recovery agent is an entity that has the ability to recover a key, key components, or plaintext messages as needed.