Malware-L

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Across
  1. 4. Malware that encrypts a victim's files to prevent access, then demands payment to decrypt them.
  2. 7. An __________ file contains program code for a microprocessor, rather than data for a human user to interpret and appreciate (text, images, music).
  3. 9. Term for a computer added to a botnet.
  4. 13. A set of commands required to do specific things with a program, stored in an abbreviated form for automatic execution.
  5. 14. A program that prevents, detects, and removes viruses or other malware from a computer system.
  6. 16. A type of malware that displays unwanted ads on the screens of unfortunate users, typically in pop-ups or "uncloseable" windows.
  7. 19. Term for adware that snoops on a computer user's activities without their consent, then reports back to the author about what the user does.
  8. 20. Someone who knows a lot about computers and loves to fool around with them.
Down
  1. 1. Malicious program that secretly records every keystroke typed by a computer’s owner.
  2. 2. Not dangerous. Possibly beneficial.
  3. 3. The place on a persistent memory device that holds machine code to be loaded and run when a computer starts up.
  4. 5. An _________ is a file sent along with an email message. Computer viruses are notoriously transmitted inside executable file attachments.
  5. 6. The use of computers or computer networks to promote a political or social agenda such as free speech, human rights, or freedom of information.
  6. 8. What the second "D" in "DDoS" stands for.
  7. 10. A type of malware that hides on a machine after installation, giving distant attackers unauthorized access to the machine by secret "back door", allowing the machine to be attached to a botnet, and permitting the theft of personal information.
  8. 11. A group of devices infected by malware given command and control to someone located elsewhere on the net.
  9. 12. A ____ ___ exploit is a vulnerability or security hole in a computer program that is completely unknown to the unsuspecting user(s).
  10. 15. In computers, a _____ is a small piece of malware that copy itself onto other programs or data files when it is executed.
  11. 17. This type of computer virus uses unreported errors or bugs in the operating systems of devices on a network, to spread across the network, no user action necessary.
  12. 18. An umbrella term used for various types of harmful or intrusive software--computer viruses, worms, Trojan horses, ransomware, spyware, adware, scamware.