Across
1
Encode data to keep it secure
4
Short-range wireless technology
6
Display screen for a computer
9
Ordered collection of data elements
12
Portable personal computer
Down
2
Information processed by a computer
3
Security system blocking unauthorized access
5
Conversion of data into secret code
7
Input device with letter and number keys
8
Collection of web pages
10
Software designed to harm computers
11
Instructions written for a computer