Crooks can guess Visa card details in six seconds by querying lots of websites at once

In Does The Online Card Payment Landscape Unwittingly Facilitate Fraud?, a new paper in IEEE Security & Privacy, researchers from the University of Newcastle demonstrate a technique for guessing secruity details for credit-card numbers in six seconds -- attackers spread their guesses out across many websites at once, so no website gets enough bad guesses to lock the card or trigger a fraud detection system. Read the rest

The science of gaydar

Researchers at the University of Washington and Cornell claim that gaydar is real, but also that nobody's gaydar is really that much better than random guess work. (Via Steve Silberman) Read the rest