Patent ID: 9043898
Filing Date: 2015-05-26
Classification: G06F,H04L,H04W

Abstract:
1. A method of managing access rights for data held locally in an internal memory of a mobile communications device and in a portable storage device connected to the mobile communications device, the mobile communications device connected to a network, the data having a first set of access rights, the method comprising: detecting disconnection of the mobile communications device from the network; and the mobile communications device adjusting the access rights from the first set of access rights to a second set of access rights for the data stored in a secure memory area of the internal memory and the portable storage upon detection of the disconnection; wherein the first set of access rights is different from said second set of access rights; wherein said adjusting said access rights to said second set of access rights comprises granting access rights which vary in dependence on: an identity of a file comprising the data; a file type of the file comprising the data; a rights access level assigned to the file comprising the data; membership of the file comprising the data in a predefined group; and an identity of a directory in which the file comprising the data is located; and wherein detecting disconnection of the mobile communications device from the network comprises detecting disconnection of said mobile device from predefined server apparatus.