If you need a 2-bay network attached storage with security, maybe you can take a look at this NAS from Plextor technology. Plextor has just releases their new NAS, namely the Plextor PX-NAS2 which designed for small office/home office or customers who need more storage be used as an iTunes, HTTP and FTP server.

The Plextor PX-NAS2 2-bay Network Attached Storage features supports up to 2TB of 3.5-inch HDD, USB 2.0 ports, Gigabit Ethernet, make easy to backup by using Memeo software, syncing, and sharing of content.

The device has measures 135.4 (W) x 120.3 (H) x 254.5 (D) millimeter, avaialble in three different capacity including the device without hard drives, two 500GB hard drives and two 1TB hard drives, with price of 179 Euro, 285 Euro and 389 Euro, respectively.

[CNET]