Your home or office WiFi network may be even less secure than you think. Researchers have now shown that they can break 104-bit WEP, a common 802.11b/g/n security mechanism, in as little as one or two minutes.

A team at the Technische Universität Darmstadt said that they can grab the key with a 95 percent probability of success in as little as two minutes using a 1.7GHz Pentium-M machine to do the calculations.

Ars Technica