Abstract:
Identification information of a program read from outside, such as firmware, is acquired, and usability of a piece of key data in a range corresponding to the identification information is set, among a plurality of pieces of key data to be used for the program. As another example, based on new key data generated based on key data stored in advance in a memory and identification information, firmware corresponding to the identification information is decrypted.
Abstract:
A server device includes: a receiving unit configured to receive, from each of a plurality of information-processing devices, location information showing a respective location of each information-processing device; a setting unit configured to set a condition showing that one information-processing device is close to another information-processing device, based on a predetermined parameter; a determining unit configured to determine whether a first information-processing device and a second information-processing device from among the plurality of information-processing devices satisfy the condition based on the location information received by the receiving unit; and a transmitting unit configured to transmit information determined at the determining unit to the first information-processing device and the second information-processing device, in a case that the determining unit determines that the first information-processing device and the second information-processing device satisfy the condition.