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IPC Subgroup
G06F 21/31

User authentication

Introduced: January 2013

Full Title

Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity > Authentication, i.e. establishing the identity or authorisation of security principals > User authentication

Classification Context

Section:
PHYSICS
Class:
COMPUTING OR CALCULATING; COUNTING
Subclass:
ELECTRIC DIGITAL DATA PROCESSING

7 direct subcodes

Child Classifications

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  • G06F 21/32 using biometric data, e.g. fingerprints, iris scans or voiceprints
  • G06F 21/33 using certificates
  • G06F 21/36 by graphic or iconic representation
  • G06F 21/4 by quorum, i.e. whereby two or more security principals are required
  • G06F 21/41 where a single sign-on provides access to a plurality of computers