Which of the following sequence of events best describes an
     Which of the following sequence of events best describes an online intrusion?  Malware enters the device, then opens a backdoor, leading to an open communications link on the device that a hacker can exploit.  A backdoor is opened on the device locally, which allows malware to be loaded onto the device by a hacker.  A USB drive containing a trojan is inserted into a device which opens a backdoor, allowing a hacker access to the device.  None of the above 
  
  Solution
Answer: Option: A.Malware enters the device, then opens a backdoor, leading to an open communications link on the device that a hacker can exploit.

