Wi-fi networks step up security

The security of wireless networks used by businesses in London has improved significantly over the last 12 months, says a survey.
RSA Security found that 66% of the networks surveyed use the encryption system built-in to the wi-fi standard to help them prevent unauthorised access.
This is a big change since the last survey which found that only 37% had the security system turned on.
Despite this improvement, RSA said many firms were still making basic mistakes on wireless security and were leaving themselves open to attack.

Full Article:http://news.bbc.co.uk/1/hi/technology/3437179.stm