Across
1
Software designed to harm computers
3
Series of commands for a computer
4
Unit of digital information equal to 8 bits
5
Encode data to keep it secure
7
Pointer on a computer screen
8
Physical components of a computer
11
Storage location for code
12
Main processor of a computer
Down
2
Short-range wireless technology
3
Computer that provides services to others
6
Global computer network
9
Security system blocking unauthorized access
10
Point where user interacts with system