Threats to computer systems and networks - Crossword

Clues

1. Harmful software that can steal, damage or lock data or take control of a computer (7)
2. Fake messages that trick people into giving away passwords, money or access (8)
3. Software guessing passwords by trial and error to gain unauthorised access (10)
4. Code entered into a web form to read, change or delete data in a database (12)
5. Capturing data while it is being sent across a network (12)
6. Stealing a device such as a laptop or phone because it holds valuable data (5)
7. Flooding a server with so much traffic that genuine users cannot use it (3)
8. The general name for attacks that rely on tricking people rather than on technology (17)