Across
1
Input device with letter and number keys
5
Main processor of a computer
6
Security system blocking unauthorized access
7
Named storage location in code
8
Organized collection of stored data
9
Conversion of data into secret code
10
Display screen for a computer
11
Software designed to harm computers
12
Interface for software to communicate
Down
2
Wired networking technology
3
Programming language for web browsers
4
Storage location for code