With banks offering less than 1 percent interest before taxes on their best high-yield savings accounts, purchasing power losses accelerate.

FORBES: How Do You Preserve Your Money?

Your critics say you used the power you achieved in the high-yield market to gouge people.

FORBES: Dow Jones Interactive

The secure element doesn't necessarily need to have power running through it or to be in the midst of near-field communication in order to yield up its cryptographic key to a clever intruder who has sufficient time and sufficient desire to breach the security of a smartphone, bank card or national border.

ENGADGET