Threats to a network

Forms of attack

Active

Passive

Internal

External

An attempt to modify or delete data

An attack from someone inside the organisation

Finding out information about the network without changing it

An attack by someone outside the organisation

Social engineering

Denial of service

overloads network with traffic

Trick user into giving out personal data.

Brute force

Trial and error

Data interception and theft

Packet sniffers to monitor data on networks

Malware

Malicious software used to cause harm to a computer or server