IT Security Stack Exchange
IT Security Stack Exchange

Questions tagged [biometrics]

Biometrics is a set of methods related to unique identification of people based on physiological or behavioural traits

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Is what fingerprint scanners in mobiles store a stealable value?

If a fingerprint scanner were a human it would probably be like this: take a photo of the finger presented for authentication check it against the original photo to determine if it's the same. This would lead to the problem that the process has a…
artfulrobot
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Why are pins required on boot on devices with fingerprint readers?

Both my iPad and my android phone are configured to allow access via either a pin, or a fingerprint scan. However, immediately after a reboot, neither device allows a fingerprint for the first unlock; the pin is required instead. Both devices state…
Jason C
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What organizations have 1B faces to train a facial recognition neural network?

An article claims that a neural network was trained with over a billion images. Assume that the majority of images contain a face. The infrared camera takes an image and the dot projector uses around 30,000 IR dots to create a 3D dot pattern of…
gatorback
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Why fingerprint scanner doesn't work after reboot on Mi phones?

When I first experienced this I ignored it. But after some days I noticed that I had to unlock it by pattern lock or password everytime I restart the phone and after unlocking by pattern/password, I was able to use fingerprint. Why is this so? I am…
daya
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Native Mobile App Finger Print Authentication and web service.

I have developed many web based applications and focused a lot on authentication LDAP, SAML and in application passwords. Now I am moving to building native mobile application and would like to take advantage of finger print authentication. In…
Darragh
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Would biometrics be more secure if it was a sequence and not a single biometric scan?

I was looking at this question How is Fingerprint Authentication Secure? Where it talks about biometric scans, and the answer by @Lie Ryan mentions this isn't a secure authentication method, but more for identity and such for those who are…
XaolingBao
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How the 'probability of verification' is inversely related to the 'false accept rate'?

I was reading a document discussing biometrics and came across this statement: Typical finger-print verification systems employed by FBI achieve 90% probability of verification at 1% false accept rate but only 77% probability of verification at…
ihoaxed
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Can identification imply authentication in biometric systems?

I know the difference between Identification and Authentication, which are basically claiming who you are and proving that claim. In terms of a system, they are username and password in general. But what's about biometrics like brain wave? It is…
Victor Wong
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Securely verifying a user based on bio metrics

So we all have cameras on our phone, and we all have faces on our bodies(hopefully). We all also have a want to keep our data safe and secure. To that end many companies have tried to make secure facial recognition software or bio metric scans that…
Robert Mennell
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Selfie as form of authentication for credit card transactions

I read in a news snippet on various sites (cnn for one), that one of the large credit card companies wants to implement some sort of authentication whereby credit card transactions are authenticated bio -metrically with a selfie. I would assume that…
NamSandStorm
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Is the use of biometric systems in schools and other 'security-amateur' environments responsible?

I'm looking for some informed perspectives on the growing 'casual' use of finger/thumb print scanners in for instance schools, for library use, cashless cafeteria payments, registration. The security around such use is much, much lower than for e.g.…
Chris F Carroll
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Securing fingerprint templates stored on web authentication server

I have a multi-factor web authentication server, that in addition to regular passwords uses fingerprints for user authentication. Can anyone think of a security flaw in the following scenario: I have Resource Server that hosts valuable resources,…
Ubaidah
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How to calculate FAR and FRR in pattern recognition?

I am working on a vein pattern recognition project based on SURF algorithm and euclidean distance. I have completed my program to find the maximum and minimum distance between vein features and find a match exactly when there is an identical image.…
Srikkanth Govindaraajan
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Identity theft of biometric data from hardware security key?

My question is about identity-theft vulnerabilities of data on hardware security keys [also called: "hardware security token", "hardware token", "hardware authentication device"] with built-in biometric sensor. Is the biometric data on hardware…
Jameeyo
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Can a fingerprint be reconstructed from a device that uses it for authentication?

I've noticed a lot of phones (not to mention, other devices) have built in fingerprint sensors these days. Do these devices store information in such a way that your fingerprint could be reconstructed by someone with access to it?
user1833028
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