Abstract: An apparatus for visually authenticating a user, the apparatus including a digital device, a camera coupled to said digital device, and an identity module coupled to said digital device and including a secured memory with a photo image of the user stored therein.

Abstract: Use of electronic devices to communicate using a cryptographic key that has been exchanged by parties using mobile wireless devices. Two or more individuals may exchange identification information using a short-range wireless protocol so that the individuals may physically see and verify each other's identities, which may eliminate the need for a trusted third party to be involved in a security key exchange.

Abstract: An apparatus comprising a usage analysis engine may be capable of receiving data on the environment of the apparatus, the data used to create a profile. The usage analysis engine may be further capable of correlating a present profile with previous profiles. The apparatus may take some action or prohibits some action based on the correlation of the present profile with the previous profiles provided by the usage analysis engine and may take no action based on lack of correlation of the present profile with the previous profiles provided by the usage analysis engine.

Abstract: In some embodiments, content is cached on behalf of a mobile device. The cached content is downloaded to the mobile device. Other embodiments are described and claimed.