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 630 matches

by UNKNwYSHSA
Tue Sep 15, 2015 5:42 am
Forum: Questions & Answers
Topic: Including new Packages
Replies: 48
Views: 56386

Re: Including new Packages

I cannot saw the image you sent.
by UNKNwYSHSA
Fri Sep 11, 2015 11:33 pm
Forum: Questions & Answers
Topic: Including new Packages
Replies: 48
Views: 56386

Re: Including new Packages

I have a test to create an javacard applet use JCIDE. 1 (Optional step), unzip the jar to %JCKIT_INSTALL_DIR%\SDK\Tools\JCIDE\apis\jc222, this is for the code auto-complete; 2 JCIDE main menu -> Build -> Property -> Local JCkit configurations: A Add sim.jar to the -classpath item in "java.exe o...
by UNKNwYSHSA
Sat Sep 05, 2015 10:22 pm
Forum: Questions & Answers
Topic: main() in java card applet
Replies: 1
Views: 6442

Re: main() in java card applet

Maybe it it generated with java editor of no-javacard java?
by UNKNwYSHSA
Sat Sep 05, 2015 10:21 pm
Forum: Questions & Answers
Topic: Get 6F00 but applet works well
Replies: 4
Views: 12269

Re: Get 6F00 but applet works well

1 Send INS_GETSECURELEVEL_APDU command after the INITIALIZE_UPDATE command, and have a look at the value of security level;
2 Normal client application does not continue to send commands, in the case of no 9000 SW the card responses.
by UNKNwYSHSA
Sat Sep 05, 2015 10:04 pm
Forum: Questions & Answers
Topic: problem about applet uninstall
Replies: 1
Views: 6851

Re: problem about applet uninstall

You can have a try in the virtual jcvm environments. The applet may not be deleted on actual card.
by UNKNwYSHSA
Sat Sep 05, 2015 9:59 pm
Forum: Algorithm School
Topic: convert data character string to java array
Replies: 1
Views: 6652

Re: convert data character string to java array

You can write code for your needs. Here's mine: # -*- coding:utf-8 -*- import sys def to_java_byte_array(input_string): while input_string.count(' ') != 0: input_string = input_string.replace(' ', '') if ((len(input_string) & 1) != 0) : print "The input string length is not multiply of 2, p...
by UNKNwYSHSA
Sat Aug 29, 2015 11:34 pm
Forum: Algorithm School
Topic: How to compute MAC
Replies: 13
Views: 51800

Re: How to compute MAC

Like this:
gp-cmac.png
by UNKNwYSHSA
Sat Aug 29, 2015 11:31 pm
Forum: Algorithm School
Topic: How to compute MAC
Replies: 13
Views: 51800

Re: How to compute MAC

What's the code you write for?
The specification usually describe how to calculate the MAC step by step for details.
For example, the GP specification, has figure and text description for how to calculate MAC, very clear while writing code.
by UNKNwYSHSA
Sat Aug 29, 2015 11:13 pm
Forum: Other Tools
Topic: jCardSim as Javacard Applet debugger
Replies: 3
Views: 17210

Re: jCardSim as Javacard Applet debugger

Oh no, the problem here, the authors did not do a good job handling this code. /* Simulator.class */ /** * Install * <code>Applet</code> into Simulator without installing data * * @param aid applet aid or null * @param appletClass applet class * @return applet <code>AID</code> * @throws SystemExcept...
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