Tagged Questions

A smart card, or chip card, is a fingernail-sized integrated circuit that is often embedded in a credit-card-sized plastic sheet. Smart cards are used as identification badges, banking cards, SIM in mobile phones, for key storage, and more.

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Is Chip and PIN still Broken [duplicate]

http://www.cl.cam.ac.uk/~sjm217/papers/oakland10chipbroken.pdf Has the industry changed yet the broken EMV standards?
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26 views

How can I read data from a smart card to authenticate a user? [migrated]

I have a requirement where the user will use a smart card (Token) connected to his PC. When he accesses the web site I need to authenticate the user by reading certificate information from the smart ...
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62 views

Connection Android - Baseband Processor - SIM Card

I currently examine the hidden components of a smartphone, inspired by the research of Weinmann All your baseband belong to us and Karsten Nohl Rooting Sim Cards. According to Weinmann, the ...
2
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1answer
79 views

How secure is online banking with smart card? How could it be hacked?

I have read this question and answer but still uncertain how it actually works and how a user could then be hacked. I'm asking because my brother supposedly was hacked and his bank uses exactly this ...
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2answers
79 views

Does a smart card do encryption or does it just provide a private certificate?

I don't really understand how smart cards work. Do they sign or encrypt themselves (where the computer provides data to it to sign) or do they provide a computer with the private certificate when I ...
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2answers
124 views

Contactless session on ATM?

I'm currently reading about an access control and saw something interesting about smartcard contact & contactless. From what I understood from the book, smartcard contact is like an ATM Card. ...
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1answer
87 views

Dump SSL traffic from a Java applet

I have a smartcard that can be read by websites using a Java applet (see http://www.springcard.com/online/applet_pcsc/). I would like to monitor and is to replay packets going from this java applet to ...
0
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1answer
74 views

Smart Token Security Test [closed]

I have a question. One of my colleague gave me a Smart Token which consists of public/private key inside and asked me if I can test its security. I said it should be tested in a equipped lab for ...
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0answers
65 views

secure key management using smart card

I have a scenario where I want to encrypt the file data on client machine along with smart card authentication. I have followed a link that states that for smart cards, private key never leaves The ...
2
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1answer
638 views

adding certificate that resides on smartcard to the microsoft store with private key ownership

how can we solve CryptAcquireCertificatePrivateKey fails with 0x8009200B when adding certificate from smartcard to local user store? in an enrollment system where users generate smartcard certificate ...
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1answer
139 views

How are private keys (sMIME, PGP, etc) synchronized across a user's devices?

Given that user needs to store a copy of the same private key on each of his devices (in order to decrypt email and other data encrypted with the public key) ... what are some general techniques for ...
2
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3answers
170 views

Are there commercially available hardware encryption devices over USB? [closed]

I'm designing a system where some combination of hardware and software (lets call it an appliance...) sends asynchronous secure archival to the cloud. By secure, I mean, AES-256 encrypted, with AES ...
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0answers
44 views

Where is the scope of ISO7816 standard family in smartcard operating systems interoperability?

ISO/ICE 7816 defines a series of standards for using in smart cards. For example, part 4 of these series named "Organization, security and commands for interchange" (which it's last edition has ...
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2answers
225 views

Would chip-and-PIN have prevented the Target breach?

Would chip-and-PIN have prevented the Target breach? As we all know, Target was breached and the hackers stole lots of credit card numbers. Target is now advocating for chip-and-PIN, as a way to ...
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0answers
26 views

Looking for OpenSC compatibile token

I am currently proud user of Feitan ePass2003 with OpenSC, however it is not 100% reliable on Windows, on Linux it's just perfect. Anyway I started to looking and I have two candidates eToken Pro 64K ...
3
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1answer
236 views

How do OTP USB sticks work?

I just discovered the YubiKey NEO which seems like a pretty awesome device for maintaining security for a variety of different things including computer login, SSH private keys, GPG private keys, and ...
2
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1answer
171 views

SmartCard for private keys - personal usage

I've just found my notebook has a SmartCard reader. Would it be wise/possible/practical to buy a single SmartCard, transfer my private key on that (somehow), and use it as my primary private key ...
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3answers
554 views

Is it good idea to rely on Mifare UID for security/authorization reasons?

Several systems rely on using UID of smart card for identification/authorization. For example database stores list of smart card UIDs and corresponding privileges. Given that today there exist cards ...
0
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1answer
146 views

SmartCard Key Extraction / Alternatives

(1) As it is possible to extract the secret key from a SmartCard using laboratory equipment, I wonder if there is any (new) way to protect against this sort of security breach? Does it affect all ...
2
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0answers
129 views

Can we create custom APDU for non-smart (memory type) contactless card?

I want to implement card-based authentication for the parking system in a university. Currently all students own a Java Card-based student ID card, if they have not broken or lost it. Can we create ...
5
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4answers
890 views

Why does my debit card have a stripe AND a chip?

Recently I received a new debit card which has both a magnetic stripe and a chip (as did my previous card). I know the magnetic stripe can be easily copied whereas the chip system hasn't been ...
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3answers
396 views

Can a smart card with PKI certificate be used to protect a document?

I want to use a smart card (or USB cryptotoken) with a PKI certificate for manual authorisation. Is this possible? I want to put a file (e.g. a word file or even a simple text file) into a smart ...
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3answers
160 views

Is it ok to send user's private key away, even if protected with a SSL channel?

I'm developing a webserver that performs digital signatures of (xml, pdf and office) documents and then validates those signatures. My idea is: an user puts its SmartCard and through a PIN, he gets ...
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4answers
87 views

Is it ok to send user's private key away, even if protected with a SSL channel? [duplicate]

I'm developing a webserver that performs digital signatures of (xml, pdf and office) documents and then validates those signatures. My idea is: an user puts its SmartCard and through a PIN, he gets ...
0
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1answer
68 views

Is a PGP revocation certificate sensitive?

In relation to an openpgp key on a smartcard: Besides revoking the key, is there anything else it can be (ab)used for? Can I just ensure it's reliably stored but not worry about it's confidentiality? ...
2
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2answers
108 views

What to do if you ever lose a smart card?

I want to use an OpenPGP smart card for signing releases, but I'm not sure what to do if I ever lose the card or it breaks. My idea is to generate the key using GnuPG on an isolated computer, ...
3
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2answers
169 views

Signing my certificate by using my smart card and eID card?

In Belgium we have electronic identity cards (eID) issued by our government. They can be read by a smart card reader. On the card are two certificates, one for signing and one for authentication. I ...
2
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3answers
583 views

Lost Smart Card - extract private key?

Consider you lost your laptop with sensitive data and your smart card that contains the private key for your GnuPG and Truecrypt accounts. The smartcard is secured with a 8-digit PIN. 1) Is it ...
2
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2answers
2k views

Cryptography behind chip based credit cards (smart cards)?

Why are chips safer than magnetic stripes? The answers to the above question explain that the chip based cards can not be cloned as the "secret number" is embedded in the chip and protected by the ...
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1answer
108 views

physical access proof smart card for disk encryption [closed]

Current full disk encryption on mobile devices rely on low entropy passwords like PIN numbers or pattern locks. Being able to use a smartcard with such mobile devices is a tempting idea. I know that ...
5
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4answers
458 views

SmartCard + GnuPG: what is stored in my keyring?

I recently bought a Yubikey Neo which can act as a OpenPGP smart card. I'd like to use this to store my private GnuPG key. I've gone through the initial setup and I am able to use the smartcard to ...
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1answer
151 views

mifare classic security [closed]

We know mifare Classic has been broken. My question is, say I store encrypted data (using some out of band RSA encryption) instead of plain data on Mifare Classic card. And also store a signature ...
3
votes
1answer
135 views

Offloading private key operations to a trusted device

If I have a cryptosystem built around PGP/GnuPG, I can keep my secrets safe by using an OpenPGP smart card and storing my private keys there. If I'm instead using DJB's NaCl, is there any sort of ...
15
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2answers
13k views

Is it possible to decrypt a satellite TV signal without using a smart card?

And if it is possible, why has it been decided to keep using a smart card for this task? I will be grateful if you can provide some practical examples on how to bypass the use of a smart card (if ...
0
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1answer
174 views

What are techniques for end users to select keys on a smartcard?

When multiple keys exist on a given smartcard, how can a user choose between them for a given identifier ... ideally without a loss of privacy? For example suppose I have a government issued ID that ...
5
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3answers
5k views

How does storing GPG/SSH private keys on smart cards compare to plain USB drives?

I have a basic understanding of private/public key cryptography and have been using it for SSH logins and GPG encryption/signing for a while now. However, I have always kept the private key/keyrings ...
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0answers
507 views

How to set up a smart card for web login? [closed]

I'm a web developer with a login system (in PHP) that I would like to extend to allow those with a smart card to sign into the system. But I have no idea where to begin and I don't have a massive ...
39
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4answers
7k views

Detecting skimmers and other ATM traps

This question has been bothering me ever since I first heard of ATM skimmers: Instances of skimming have been reported where the perpetrator has put a device over the card slot* of an ATM ...
2
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0answers
111 views

SAM Card deployment best practice

As part of my current project we will be deploying smart card readers containing SAM cards for decryption purposes. The deployment process involves a third party software integrator who will control ...
3
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0answers
190 views

PIV or GIDS compatible token availability [closed]

I am researching smartcards for corporate implementation and have hit a small bump. We need to support Windows RT, and Windows RT does not support Windows minidrivers for smartcards. Instead, it only ...
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1answer
399 views

Keyboards with built in SmartCard reader. PIN/Password to unlock not via Computer

I am looking for keyboards with a built in SmartCard reader, where the Smartcard can be unlocked directly without going via the computer. The keyboards I found so far connect the SmartCard reader via ...
3
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1answer
9k views

Setting up Windows laptops to require a smartcard for unlocking

I am looking for details on how to secure a windows laptop using smart cards. The scenario is that we have laptops in vehicles, which remotely connect (via https) to an application server over the ...
3
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1answer
486 views

Standards for secure key backup of master keys with secret sharing

In many cases, there is a single master key that is installed in a HSM or similar device, but which should be backed up. The recommended method for this backup in many cases is to encrypt the master ...
3
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1answer
1k views

Are any Java Card 3.0 smart cards available?

The Java Card 3.0 specification (draft?) came out in 2008. It is now 2013. Are there any existing smart cards that actually implement the specification? How about USB tokens? The best I've found is ...
5
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2answers
3k views

How to use a Yubikey NEO (or any OpenPGP card or GnuPG in general) to sign X.509 CSRs?

Since the Yubikey NEO can be used as an OpenPGP card (see here) with three 2048 bit RSA keys, I thought about creating a CA from one of its public keys. Since the private key cannot be extracted ...
3
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1answer
1k views

What OID Issuance Policies are appropriate for SmartCard and Browser Certificates?

I'm investigating issuance policies for SMIME and Browser certificates with different levels of assurance. For the purposes of S/MIME and Browser certificates, should I even use an assurance policy? ...
4
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1answer
130 views

What physical, electronic, and software characteristics are important in a smart card?

I'm evaluating smart card readers to store a number of private keys, but don't know where to start. What criteria is important regarding smart cards and preventing the extraction or unauthorized used ...
5
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1answer
249 views

security issue on storing keys and certificate on token

I'm creating a sample USB token with Atmega64. As I have to store both the public and private key and the certificate on my token is there any important security issue that I should worry about, ...
4
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2answers
858 views

Are all smart card readers the same?

My bank has me use a credit-card-sized smart card and a USB card reader to authenticate for online transactions. I want to optimize for size when I travel light. I see that there are small SIM card ...
9
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1answer
616 views

Cracking PCI terminal using a trojan based on the card

I have come across an article which states the following: According to MWR InfoSecurity, cybercriminals can use fake cards containing a software code to gain access not only to a customer's PIN ...