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

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23
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14answers
4k views

Why do we even use passwords / passphrases next to biometrics?

In the last couple of days there were a lot of talking about passwords and passphrases, not only here, but on several blogs and forums I follow (especially after XKCD #936 saw the light of this world)....
8
votes
2answers
725 views

Is it possible to reliably derive a key from a biometric fingerprint?

Many products (e.g. notebooks, security doors and now smartphones) support some form of fingerprint authentication. That seems simple enough: A trusted system compares a stored representation of a ...
28
votes
7answers
3k views

What is a good way to authenticate a user to a smart phone?

What would be a good way to authenticate a user to a smart phone? By good, I mean that it is both secure, and user-friendly. Passwords don't seem to be the best fit because a password needs to be ...
2
votes
3answers
3k views

Determining the accuracy of a biometric system

How is the accuracy of a biometric security system (its ability to minimize false acceptance rate and false rejection rate) determined?
19
votes
4answers
2k views

Biometric versus other Two Factor Authentication Mechanisms

Over the years biometrics is the go-to movie authentication mechanism, but in the real world I'm getting conflicting opinions about it. Everything I've learned shows that biometrics are flawed ...
13
votes
1answer
247 views

What are the implications of 5 million peoples fingerprints being stolen from the US Government?

The recent OPM hack has revealed more fingerprints were stolen than previously believed. One of the scariest parts of the massive cybersecurity breaches at the Office of Personnel Management just ...
9
votes
3answers
326 views

What advantage does the Bloomberg authentication system have over traditional 2 factor?

Bloomberg clients have an interesting way to authenticate to the server. This seems involve some of the following: Logging into a secure website, that displays a flashing square Swiping your finger ...
6
votes
0answers
90 views

Feasibility and scalability of a large biometric system (UID Aadhaar)

Over the last five years, India has systematically advanced a biometric identification scheme, which now has an enrollment of over 800 million users. To ensure the accuracy of matching for such a ...
6
votes
6answers
1k views

Isn't it less secure to use something you are for authentication?

I have to think of this everyday when I close the doors of the shop I work in: A year ago we used to close the shop and arm the alarm using a key fob. This means the worst case scenario was that I ...
3
votes
2answers
430 views

Is there any way to cryptographically hash a human thumbprint?

Is there any way to cryptographically hash a human thumbprint into a form that can be consistently reproduced by thumbprint readers? Assuming that it would be possible to create a database of ...
11
votes
5answers
1k views

Non-OEM Biometric Software?

Most of us with fingerprint readers and such devices probably use the software provided by the vendor, to enable biometric OS login or single sign-on functionality. However, I've recently wondered if ...
9
votes
2answers
798 views

How to store/encrypt fingerprint?

Storing password is a no brainer : use a password hasher. But.. How do you proceed to store fingerprints securely on your server? Meaning that even if your server and all it's data is stolen, someone ...
5
votes
8answers
818 views

Biometric authentication in the real world

can anyone give a realistic estimation, based on real-world experience, of how much biometric authentication techniques are being used in the IT field?