NewEgg.com has the Apricorn Aegis Padlock 500GB USB 2.0 2.5″ Portable External Hard Drive, model no. A25-PL128-500, for $94.99 (119.99 – 25 MIR) with Free Shipping. for a limited time. The $25 mail-in-rebate expires January 3, 2009. This drive allows users to access information via a 12-digit keypad and features 128-bit AES hardware encryption. It runs at 5400 rpm.