Across
1
Security system blocking unauthorized access
6
Reusable block of code
7
Software designed to harm computers
8
Computer model of a real-world system
9
Encode data to keep it secure
13
Capacity of a data connection
Down
2
Smallest unit of digital data
3
Organized collection of stored data
4
Point where user interacts with system
5
Step-by-step problem-solving method
10
Programming language for web browsers
11
Portable personal computer
12
Online data storage and computing
14
Collection of web pages