US9680803B2 - Systems and methods for secure short messaging service and multimedia
messaging service - Google Patents US9680803B2 - Systems and methods for secure short …

(57) ABSTRACT A portable wireless communications subscriberaudio and/or Video player
apparatus and system and method for selecting, requesting, downloading, and playing …

(57) ABSTRACT A method and system are provided for delivering digital content. A first
cataloged list of content is delivered from a user operated device to a media storage device …

BACKGROUND Short message service (SMS) is a communications proto col that allows an
interchange of short text messages between mobile computing devices. SMS text …

This invention generally relates to methods, Systems and computer program code for
flexible but Secure delegation, particularly where a chain of accountability is required in a …

(57) ABSTRACT A first device receives first information and second infor mation, encrypts
the first information with a first set of encryption keys, and encrypts a combination of the …

Zero-knowledge authentication proves identity without revealing information about a secret
that is used to prove that identity. An authentication agent performs authentication of a …

Related US Application Data Red to the Athly ofi. device is verified based (63) Continuation-
in-part of application No. 10/758,852, upon the agent trust credential. If the device is …

(57) ABSTRACT A method and system are provided for delivering digital content. A first
catalogued list of content is delivered from a user operated device to a media storage …

Information or items that otherwise might be carried in a person's wallet or purse may be
managed and stored on a mobile phone. Embodiments include a software application …