DIFF Subgroup
G06F 21/71 to assure secure computing or processing of information
Introduced: January 2013
Full Title
Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity > Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer > to assure secure computing or processing of information
IPC and CPC are identically structured here. All 6 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 2013.
Child Classifications
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- G06F 21/73 by creating or determining hardware identification, e.g. serial numbers since 2013 IPC+CPC Available in IPC and CPC
- G06F 21/74 operating in dual or compartmented mode, i.e. at least one secure mode since 2013 IPC+CPC Available in IPC and CPC
- G06F 21/75 by inhibiting the analysis of circuitry or operation since 2013 +1 CPC IPC+CPC Available in IPC and CPC
- G06F 21/76 in application-specific integrated circuits [ASIC] or field-programmable devices, e.g. field-programmable gate arrays [FPGA] or programmable logic devices [PLD] since 2013 IPC+CPC Available in IPC and CPC