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Dallas Blake De Atley, Gordon Freedman, Thomas Brogan Duffy Jr, John Andrew Wright, Vrajesh Rajesh Bhavsar, Lucia Elena Ballard, Michael Lambertus Hubertus Brouwer, Conrad Sauerwald, Mitchell David Adler, Eric Brandon Tamura, David Rahardja, Carsten Guenther: System and method for file-level data protection. Apple, Womble Carlyle Sandridge & Rice, August 13, 2013: US08510552 (27 worldwide citation)

Disclosed herein are systems, methods, and non-transitory computer-readable storage media for encryption and key management. The method includes encrypting each file on a computing device with a unique file encryption key, encrypting each unique file encryption key with a corresponding class encrypt ...


2
Michael Lambertus Hubertus Brouwer, Mitchell David Adler: System and method for content protection based on a combination of a user pin and a device specific identifier. Apple, Downey Brand, March 15, 2016: US09288047 (25 worldwide citation)

Disclosed herein are systems, methods, and non-transitory computer-readable storage media for encryption and key management. The method includes encrypting each file on a computing device with a unique file encryption key, encrypting each unique file encryption key with a corresponding class encrypt ...


3
Mitchell D Adler, Curtis C Galloway, Christophe Allie, Conrad Sauerwald, Dallas Blake De Atley, Dieter Siegmund, Matthew Reda, Michael Lambertus Hubertus Brouwer, Roberto G YĆ©pez, Stan Jirman, Nitin Ganatra: Secure device configuration profiles. Apple, Blakely Sokoloff Taylor & Zafman, June 26, 2012: US08208900 (25 worldwide citation)

A method for configuring a device includes receiving a first configuration profile comprising a first configuration and a first certificate and a second certificate, verifying the first configuration profile with the first certificate, receiving a user input indicating to accept the first configurat ...


4
Michael Lambertus Hubertus Brouwer, Mitchell D Adler, Gordon J Freedman: Incremental secure backup and restore of user settings and data. Apple, Blakely Sokoloff Taylor & Zafman, June 26, 2012: US08209540 (17 worldwide citation)

A data processing device receives a manifest from a previous backup operation and determines what files have changed by comparing the files to be backed up to the manifest. The data processing device then transforms and encrypts the new and modified files, updates the manifest, signs the manifest an ...


5
Jerry Hauck, Jeffrey Bush, Michael Lambertus Hubertus Brouwer, Daryl Mun Kid Low: Service provider activation with subscriber identity module policy. Apple, Gazdzinski & Associates PC, October 4, 2011: US08032181 (10 worldwide citation)

Systems and methods for activating a mobile device for use with a service provider are described. In one exemplary method, a mobile device having a currently inserted SIM card may be prepared for activation using a signing process in which an activation server generates a signed activation ticket en ...


6
Jerry Hauck, Jeffrey Bush, Michael Lambertus Hubertus Brouwer, Daryl Mun Kid Low: Service provider activation with subscriber identity module policy. Apple, Park Vaughan Fleming & Dowler, February 10, 2015: US08954113 (2 worldwide citation)

Systems and methods for activating a mobile device for use with a service provider are described. In one exemplary method, a mobile device having a currently inserted SIM card may be prepared for activation using a signing process in which an activation server generates a signed activation ticket en ...


7
Jerry Hauck, Michael Lambertus Hubertus Brouwer: Ticket authorized secure installation and boot. Apple, Womble Carlyle Sandridge & Rice, May 14, 2013: US08443204 (2 worldwide citation)

A method and apparatus for secure software installation to boot a device authorized by a ticket are described herein. A ticket request including a device identifier of the device is sent for the ticket which includes attributes for one or more components to boot the device into an operating state. T ...


8
Jerry Hauck, Michael Lambertus Hubertus Brouwer: Ticket authorized secure installation and boot. Apple, Blakely Sokoloff Taylor & Zafman, January 10, 2012: US08095799 (2 worldwide citation)

A method and apparatus for secure software installation to boot a device authorized by a ticket are described herein. A ticket request including a device identifier of the device is sent for the ticket which includes attributes for one or more components to boot the device into an operating state. T ...


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Mitchell D Adler, Michael Lambertus Hubertus Brouwer, Conrad Sauerwald: Trust exception management. Apple, Womble Carlyle Sandridge & Rice, May 27, 2014: US08739292 (1 worldwide citation)

A machine implemented method includes storing a first data representing a prior exception to a first trust failure (e.g., expired certificate). The prior exception may be stored as part of establishing a first communication with a data processing system (e.g., a handheld device). The first communica ...