How to keep your wi-fi network safe

With growing numbers using wi-fi in their homes, Paul Rubens looks at how good security is on these networks.

In less than two minutes hackers can defeat the security measures protecting many home wireless internet connections.

Defeating these measures could let them capture passwords, steal confidential information or download illegal pornographic material using the connection.

Read BBC news story (April 2007) on Legal fears over Wifi networks.