  Mobile devices are more than just phones, they are a lifeline to the outdoor
world, entertainment platform, GPS system, a little black book and a shopping
and banking tool. What is not well known is that these devices are also
gateways. Mobile devices can be used by a hacker as an access point into many
other aspects of your digital life as well the lives of others in your network,
making mobile security about more than just protecting your phone. This is an
overview of technologies supporting mobile data cryptography and two-step
protection mechanisms that may be used to secure online transactions and user
authentication.
