New

12345
Across
  1. 2. is any software application in which advertising banners are displayed while a program is running
  2. 3. is malware that employs encryption to hold a victim's information at ransom.
  3. 5. is any software that installs itself on your computer and starts covertly monitoring your online behavior without your knowledge or permission.
Down
  1. 1. is the practice of protecting systems, networks, and programs from digital attacks.
  2. 4. is any software that installs itself on your computer and starts covertly monitoring your online behavior without your knowledge or permission.