Stefan Viehbck, an independent security researcher, published a paper on Boxing Day titled Brute forcing Wi-Fi Protected Setup to his WordPress blog disclosing a weakness in the configuration of most consumer/SoHo routers. The attack is a cheap and effective attack. The Wi-fi Alliance established a new simple method for consumers to enable and configure WPA2 on their routers without knowledge of encryption, keys or how it all works. The last digit is just a checksum, which takes us down to 107 (10,000,000) combinations.”]