Across
1
Collection of web pages
4
Wireless internet connection
6
Software designed to harm computers
7
Encode data to keep it secure
9
Information processed by a computer
11
Connected group of computers
Down
2
Security system blocking unauthorized access
3
Programming language for web browsers
5
Reusable block of code
8
Temporary computer memory
10
Main processor of a computer
12
Series of commands for a computer