unfortunately the Sony Vaio BX series is not available in Asia. Someone in the States want to print this out, pop by a Sony shop and see what is meant on page 2 under security? <A HREF="http://b2b.sony.com/Solutions/b2b/data/repository/original/vol0/48/VGN-BX540B_CTO_spec_5e86acb1b1b776719e2c3abb0bfbf3da52d35322.pdf" target="_blank">http://b2b.sony.com/Solutions/b2b/data/repository/original/vol0/48/VGN-BX540B_CTO_spec_5e86acb1b1b77...</A>