Our Online Store have the new products: RFID antenna board. Currently it can work with JC10M24R and JCOP4 card chips.
Compared with normal cards, the antenna board module has a smaller size and fixed holes, which is easy to integrate in the IOT(Internet Of Things) project.

Search found 5 matches

by Joanly
Tue Jul 04, 2017 2:10 am
Forum: Algorithm School
Topic: DES Encryption
Replies: 1
Views: 11868

DES Encryption

I would like to implement secure channel protocol. Now I have already completed authentication with the card. But when I tried to decrypt the data, the error exception "60 66" is thrown. My code try{ scChannel=GPSystem.getSecureChannel(); LC= apdu.setIncomingAndReceive(); numBytes=scChanne...
by Joanly
Fri Dec 02, 2016 4:22 am
Forum: Questions & Answers
Topic: use MAC session key without card challenge value
Replies: 1
Views: 4707

use MAC session key without card challenge value

How can I use MAC session key without card challenge value? As we all know session keys are generated after receiving card challenge value.
by Joanly
Sat Nov 05, 2016 5:20 am
Forum: Algorithm School
Topic: Best way to store key
Replies: 2
Views: 7541

Best way to store key

I need to decrypt AES-encrypted data in my applet. And I have put the key which is used to encrypt data clearly in my applet constructor. Is it safe to have this key obviously in my code? For security, what is a proper way to do this? public BWApplet() { ... byte[] aesKeyArray = { (byte)0xAA, (byte)...
by Joanly
Fri Jul 01, 2016 9:59 pm
Forum: Questions & Answers
Topic: get started with STK applet
Replies: 1
Views: 5969

get started with STK applet

Does anybody in here work on STK applet? How can I get started with STK applet? Another question, how can I install STK applet on a real SIM card?
by Joanly
Thu May 12, 2016 10:46 pm
Forum: Card Products
Topic: Solution about gift card
Replies: 2
Views: 8489

Solution about gift card

Hello! We want to send gift card to the customer of our club.
We plan to give some credits in the gift card so that our customer can consume by using the gift card at the club POS.
So could you suggest me which card and card reader is suitable for us? Do you have any specific solution?
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