Across
1
Reusable block of code
2
Temporary computer memory
4
Ordered collection of data elements
6
Rules for data communication
7
Collection of web pages
9
Point where user interacts with system
10
Software designed to harm computers
Down
1
Security system blocking unauthorized access
3
Encode data to keep it secure
5
Wired networking technology
8
Storage medium for digital data
11
Global computer network