US 11,658,967 B2
Nullifying biometrics
Julio A. Cartaya, Tinton Falls, NJ (US)
Assigned to AT&T Intellectual Property I, L.P., Atlanta, GA (US)
Filed by AT&T Intellectual Property I, L.P., Atlanta, GA (US)
Filed on May 25, 2021, as Appl. No. 17/329,455.
Application 17/329,455 is a continuation of application No. 16/115,661, filed on Aug. 29, 2018, granted, now 11,050,744.
Application 16/115,661 is a continuation of application No. 15/668,752, filed on Aug. 4, 2017, granted, now 10,097,545, issued on Oct. 9, 2018.
Application 15/668,752 is a continuation of application No. 14/838,656, filed on Aug. 28, 2015, granted, now 9,749,317, issued on Aug. 29, 2017.
Prior Publication US 2021/0281563 A1, Sep. 9, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. H04L 9/40 (2022.01); G06F 21/32 (2013.01)
CPC H04L 63/0861 (2013.01) [G06F 21/32 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A system, comprising:
a memory to store instructions; and
a processor coupled to the memory, wherein responsive to executing instructions, the processor performs operations comprising:
determining an expiration associated with a nullifying artificial biometric included in an image;
determining whether to deny an authentication according to and after the expiration associated with the nullifying artificial biometric, resulting in a first determination;
determining whether to deny the authentication according to and when a composite of the nullifying artificial biometric and a permanent biometric included in the image does not match an enrollment image, resulting in a second determination; and
denying the authentication according to one of the first determination or the second determination.