Across
- 3. software that collects information about how someone uses the internet, or personal information such as passwords, without the user knowing about it
- 6. software that automatically puts advertisements onto a computer screen when a person is using the internet
- 7. a device or program that stops people from seeing or using information on a computer without permission while it is connected to the internet
- 8. a harmful computer program that can copy itself and spread across a number of connected computers
- 10. a computer program that has been deliberately designed to destroy information, or allow someone to steal it
Down
- 1. an examination of a system or data
- 2. a name or other word that you sometimes need to type in along with a password before you are allowed to use a computer or a website
- 4. the process of converting data to an unrecognizable or "secret" form to protect sensitive information so that only authorized parties can view it.
- 5. verb used to express possibility
- 9. someone who gets into other people's computer systems without permission in order to find out information or to do something illegal