Malicious Software

5. / A term used to classify applications that are being annoying or undesirable but less serious than malware
6. / A program that is often used to maliciously redirect Internet connections
8. / A secret method that may be embedded to software to provide unauthorized access to data
10. / A weakness which allows an attacker to reduce a system's information assurance
13. / An attack which targets online users for extraction of their sensitive information such as username, password and credit card information
16. / A self-replicating virus that does not alter files but duplicates itself
17. / Software tool used by intruders to secretly get an access to user's computer
19. / A computer program that seems to be harmless, but it does some form of damage
20. / Program that replicates itself by copying its code to another programs, boot sector or files

1. / Someone who accesses a computer illegally or without authorisation
2. / Any program or file that is harmful to a computer user
3. / A network security system that monitors and controls incoming and outgoing network traffic
4. / A method of gaining access to system bypassing the normal procedure
7. / Software that displays advertising banners on Web browsers
9. / A software or hardware tool that records the keys struck on a keyboard
11. / A type of malware that locks a computer or hijacks a user's files until a ransom is paid
12. / Process of a virus entering a computer or certain areas of a computer or files
14. / Software that installs components on a computer for recording Web surfing habits
15. / A program or piece of code that finds and takes advantage of a security flaw in an application or system so that cybercriminals can use it for their benefit
18. / This is the condition which causes the virus to activate or to release its payload