Anti-counterfeit label having increased security
First Claim
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1. A near field magnetically coupled contactless tag, comprising:
- a substrate comprising a rupture zone;
a master microcircuit arranged on the substrate on one side of the rupture zone, and configured to be interrogated by a near-field reader;
a slave microcircuit arranged on the substrate on the other side of the rupture zone; and
a sacrificial link connecting the two microcircuits, wherein the two microcircuits are configured to negotiate mutual authentication through the sacrificial link.
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Abstract
The invention relates to a near field magnetically coupled contactless tag, comprising a substrate comprising a rupture zone; a master microcircuit arranged on the substrate on one side of the rupture zone, and configured to be interrogated by a near-field reader; a slave microcircuit arranged on the substrate on the other side of the rupture zone; and a sacrificial link connecting the two microcircuits, wherein the two microcircuits are configured to negotiate mutual authentication through the sacrificial link.
15 Citations
7 Claims
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1. A near field magnetically coupled contactless tag, comprising:
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a substrate comprising a rupture zone; a master microcircuit arranged on the substrate on one side of the rupture zone, and configured to be interrogated by a near-field reader; a slave microcircuit arranged on the substrate on the other side of the rupture zone; and a sacrificial link connecting the two microcircuits, wherein the two microcircuits are configured to negotiate mutual authentication through the sacrificial link. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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Specification