Search found 55 matches
- Mon Sep 17, 2018 3:59 am
- Forum: Questions & Answers
- Topic: I want to know the data format of mifare.
- Replies: 2
- Views: 6501
Re: I want to know the data format of mifare.
You can see this document in the attachment.
- Fri Jun 15, 2018 4:57 am
- Forum: Questions & Answers
- Topic: how to judge that the class byte of APDU command is valid?
- Replies: 4
- Views: 7925
Re: how to judge that the class byte of APDU command is valid?
According to specific specifications,Ins is generally 0x00,0x04,0x80,0x84.
- Fri Jun 15, 2018 4:27 am
- Forum: Questions & Answers
- Topic: Applet's own space
- Replies: 3
- Views: 6692
Re: Applet's own space
You can keep new space until SystemException.NO_RESOURCE == ex.getReason()
- Thu Jun 14, 2018 4:29 am
- Forum: Questions & Answers
- Topic: How to implement multiple different types of applications in a applet
- Replies: 1
- Views: 4983
Re: How to implement multiple different types of applications in a applet
You can new some applet by "new applet" in same package. Or you can use AID to distinguish applacations in a applet.
- Mon Jun 11, 2018 9:35 pm
- Forum: Questions & Answers
- Topic: difference between javacard and the ordinary card
- Replies: 5
- Views: 9802
Re: difference between javacard and the ordinary card
Card divided into java card and native card. Java card can dynamically download and delete applications, while native card can not.
- Mon Jun 11, 2018 5:51 am
- Forum: Questions & Answers
- Topic: Mastercard transaction process
- Replies: 5
- Views: 9649
Re: Mastercard transaction process
Alisa1120 wrote:There is another transaction, chip simulation magnetic stripe card transaction.
The first command is select (PPSE and mastercard application);
The next command is GPO;
The next command is read record;
The last command is compute cryptographic checksum.
Thank you!
- Mon Jun 11, 2018 4:36 am
- Forum: Questions & Answers
- Topic: Mastercard transaction process
- Replies: 5
- Views: 9649
Re: Mastercard transaction process
gorgeous wrote:The first command is select (PPSE and mastercard application instance);
The next command is GPO;
The next command is read record, read record command should have multiple;
The last command is GAC.
Thank you!
- Sat Jun 02, 2018 6:08 am
- Forum: Questions & Answers
- Topic: WHY P1 is 04 in select command
- Replies: 1
- Views: 4689
Re: WHY P1 is 04 in select command
You can see the command of select in the 7816-4 specification. The meaning of p1 equal to 4 is "select by df name".
- Tue May 29, 2018 9:30 pm
- Forum: Questions & Answers
- Topic: Mastercard transaction process
- Replies: 5
- Views: 9649
Mastercard transaction process
Hello,everyone. I am a newer at Mastercard. I want to know the process of Mastercard transactions. Who can provide me with documents or scripts or logs of the Mastercard transactions process. Thank you very much!
- Wed May 23, 2018 1:18 am
- Forum: Questions & Answers
- Topic: How to AUTHENTICATED in Secure channel
- Replies: 3
- Views: 6768
Re: How to AUTHENTICATED in Secure channel
You can refer to appendix D/E/F in the attachment.