I am working in EMV card and my new task is to compare Magstripe data with chip data. Data that should be common in Mag and chip is:- PAN, Card Holder Name, Expiry date. Here I don't understand the...

I received the the following IAD after processing the GPO command, my question then, how is the 9F10 EMV token constructed? Here is the token. 06010A03A020000F04000000000000000000006232E4F9 I a...

I am trying to read the credit card data from the VISA card but could not able to make a success.As in the internet resources I have found that for the MASTER card we can select the PSE directory u...

I'm trying to detect whether a contactless enabled smartcard or a mobile device equipped with ApplePay, Google Pay, or Samsung Pay was used for a contactless EMV transaction. I have been researchi...

I use Thales Payshield 9000 HSM. So far, all commands has worked and everything has been achieved what i wanted. Now the problem is when trying to change pin in ATM. Pin change script is generated...

I'm looking for a way to translate an EMV response with Java like with this online option: http://www.emvlab.org/tlvutils/ where you put something like this EMV response: 6f3a8407a0000000031010a...

I'm testing an EMV card reader, and I've done the steps indicated here here and here but I can't find a way to know if it's possible or not to get the Card Verification Value (CVV) code that I migh...

GPO Command is defined like this as an APDU command: CLA INS P1 P2 Lc Data Le 80 A8 00 00 Lc Data 00 So the missing parts is Lc & Data which we have to compute from the PDOL (if it is given). ...

There are multiple solutions for paying a merchant using NFC in your phone. Is it possible to, as a merchant, receive a contactless payment using only a mobile phone as a terminal? It seems that ...

I'm working on a C platform and I want to read the AFL of a card. If the previous command, select of the AID, don't give me a PDOL tag, it's ok: I can read the AFL without issues. But I need to wri...

I experimented with two real terminals, via EMV contact (not contactless) way, and no one using PSE or PPSE to obtain a AID, as defined in EMV specification. Both terminals just directly trying a ...

If present, EMV Tag 91 Issuer Authentication Data can have several different formats when returned in a transaction response. From my (limited) understanding, this may be determined by the card bra...

I'm trying to read the data off a contactless Visa Paywave card. For the Paywave, I have to submit a SELECT using PPSE (2PAY.SYS.DDF01) instead of PSE (1PAY.SYS.DDF01). The EMV book 1, section 11...

I have succesfully retrieved the CVM List from EMV card. 0000 0000 0000 0000 4103 4203 1E03 1F02 From the EMV specification book 3, the first 4 bytes and second 4 bytes are amount and rest is CV...

EMV contactless card payments have 7 kernels. There are two kernels (Visa FDDA and Union Pay) just support Offline Authorization by either generate cryptogram TC (in case of approval) or AAC (in ca...

I'm doing some EMV testing, and hoping someone can shed some light on what I'm seeing. I'm running the Mastercard M-TIP tests that apply to our solution, and I'm seeing some unexpected results. Whe...

I have a terminal that has its own API to stablish and send commands between chip and terminal, there is a function that transmits the APDU command and returns the answer in a byte array. For exam...

I have given modulus, public exponent and private exponent and I need to store those values securely on Android. How can I achieve that? Most examples are creating public and private keys without ...

I am trying to understand how to create a CDOL1 for a smart card, and the applet developer has been less than helpful. When I send a GET PROCESSING OPTIONS command to the card, I get this response:...

I am trying to build a correctly formatted GET PROCESSING OPTIONS command to be sent to a contactless EMV card. This post has been very helpful but I just need to know a little more detail. When p...

I'm developing an interface to a VeriFone VX terminal. Although, this is really a general EMV question. Our processor has a zero floor limit, so it will always be sent online. However, in case it e...

I am totally stumped about Issuer Scripts in EMV. I know what they are and I have read the EMV book 3. I was wondering if anyone has a good summary that tells me: Parse the script based on "86". ...

I want to add NFC payment to an Android application I'm working on to allow the users to pay directly to a POS. I'm interested in supporting as much POS as possible. I was wondering if it's really...

I am new to EMV, currently I have an emergency EMV application development project, anybody could help me answer the below questions: what is EMV L2 application kernel? Is an API or just an...

I need to read account number from Maestro/Mastercard with smart card reader. I am using Java 1.6 and its javax.smartcardio package. I need to send APDU command which will ask EMV application store...