(19)
(11)EP 3 039 490 A1

(12)

(43)Date of publication:
06.07.2016 Bulletin 2016/27

(21)Application number: 13892387.5

(22)Date of filing:  30.08.2013
(51)International Patent Classification (IPC): 
G03G 21/00(2006.01)
G06F 3/12(2006.01)
(86)International application number:
PCT/US2013/057651
(87)International publication number:
WO 2015/030812 (05.03.2015 Gazette  2015/09)
(84)Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(71)Applicant: Hewlett-Packard Development Company, L.P.
Houston, Texas 77070 (US)

(72)Inventors:
  • WARD, Jefferson P
    Vancouver, WA 98683 (US)
  • PANSHIN, Stephen D
    Corvallis, OR 97330-4239 (US)

(74)Representative: Jennings, Vincent Louis 
HGF Limited Fountain Precinct Balm Green
Sheffield S1 2JA
Sheffield S1 2JA (GB)

  


(54)SUPPLY AUTHENTICATION VIA TIMING CHALLENGE RESPONSE