Author: Alex Kilpatrick

contactless-fever-scanning

Contactless fever scanning is a complex subject and many systems being sold are not capable of performing this function. In this article we cover the basic principles of contactless scanning, as well as what works and what doesn’t./

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face-recognition-accuracy

How accurate are facial recognition systems? Well, they are either terrible or really good, depending on who you ask.

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dangerous-suitcase

What is the difference between security and security theater?

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face-rec-for-payments

Is biometric face recognition a technology that is mature enough to be used for payments? Like all security methods, there is no easy answer.

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problems-mass-surveillance

There are many problematic issues with the use mass surveillance technology but the one we are talking about today is related to how they just don’t work very well.

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face-recognition-in-schools

The ACLU has critiqued a recent project to use face recognition technology in New York schools. Is the criticism valid? Well, yes and no.

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ACLU-Amazon-Rekognition

The ACLU did an experiment comparing a criminal watch list to members of Congress. The results got a lot of press but actually weren’t at all surprising.

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marbles-and-probability

A recent blog post mentioned that the Android and Apple phone specifications call for at least a 1 in 50,000 probability of a false match. In other words, a randomly selected imposter will have a 1 in 50,000 chance of unlocking your phone with his fingerprint. Let’s visualize that.

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economics-of-identity

When people, companies, or organizations make a choice about a particular identity mechanism, they are making an economic decision. Every mechanism has a cost – and these costs should be balanced. A perfect identity system will have so much friction that it will allow no customers and a frictionless identity system will allow plenty of customers, but unlimited fraud.

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wonders-of-human-face-rec

Humans are remarkably better at face recognition tasks than computers. We are so good at recognizing faces, that we don’t even realize it’s a difficult task.

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