An Internet firewall restricts access between a protected network and the Internet to block unwanted or dangerous traffic and provides a single control point for access. The University maintains a campus firewall that protects the whole of the University's network. The University needs a firewall:
- to safeguard its systems and prevent them being compromised,
- to prevent use of insecure protocols, because the Internet is hostile. The firewall security policy is approved by University IT Committee.
- Incoming connection attempts are blocked by default, except to services which we can offer safely.
- Outgoing connections are permitted by default.
|The intention is not to stop particular uses of the network. Our aim is to provide secure access between the University network and the Internet, without impacting day-to-day operation, as far as possible.||The following are ‘inside’ the campus firewall: