View source for 20250217519. Device Method (NCIPHER SECURITY LIMITED)

= A DEVICE AND A METHOD FOR CONTROLLING USE OF A CRYPTOGRAPHIC KEY =

'''Abstract''':
a computer-implemented method for controlling use of a first cryptographic key in a device, wherein the device stores first information specifying the configuration of the device. the method comprising: obtaining the first cryptographic key and second information specifying a device configuration for which use of the first cryptographic key is permitted; comparing the second information with the first information to determine whether the first information is consistent with the second information; and in response to determining that the first information is consistent with the second information, performing a first operation using the first cryptographic key on the device.

'''Inventor(s)''': [[:Category:Richard John KETTLEWELL of Cambridge  GB|Richard John KETTLEWELL]]

'''CPC Classification''': [[:Category:CPC_G06F21/72|G06F21/72]] (ELECTRIC DIGITAL DATA PROCESSING  (computer systems based on specific computational models ))


[[Category:Patent Applications]]
[[Category:NCIPHER SECURITY LIMITED]]
[[Category:CPC_G06F21/72]]
[[Category:Richard John KETTLEWELL of Cambridge  GB]]

[https://wikipatents.org/index.php?search=20250217519+rejection&title=Special%3ASearch&wprov=acrw1_-1 Search for rejections for patent application number 20250217519]


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