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 20 matches

by whitexiao
Thu Jun 17, 2021 4:38 am
Forum: Questions & Answers
Topic: Sle 4442
Replies: 1
Views: 5481

Re: Sle 4442

do you want to initialize the java card? and it can be used to bank card test?
by whitexiao
Fri May 21, 2021 4:03 am
Forum: Questions & Answers
Topic: javacard.framework cannot be found
Replies: 5
Views: 16876

Re: javacard.framework cannot be found

Maybe you can try to set the 'C:/Program Files/JavaCardOS/JavaCardKit/SDK/Tools/JDK' path to your Environment Variable of JAVA_HOME
by whitexiao
Sat Jan 26, 2019 11:48 am
Forum: Products Release
Topic: JCKit JAVACOS_Beta_3.0.0.5 released
Replies: 3
Views: 23296

Re: JCKit JAVACOS_Beta_3.0.0.5 released

The function of new version is so powerful, and I will install it as soon as possible.
by whitexiao
Sun Jan 20, 2019 7:35 am
Forum: Questions & Answers
Topic: How to get the java card life cycle
Replies: 1
Views: 6060

Re: How to get the java card life cycle

Maybe you can use GetStatus()to get the card life cycle
by whitexiao
Wed Apr 04, 2018 5:32 am
Forum: OpenEMV
Topic: I need a partner
Replies: 1
Views: 23989

Re: I need a partner

why not use pyGlobalPlatform?
by whitexiao
Thu Mar 22, 2018 11:59 pm
Forum: Shopping FAQ
Topic: The A22CR supported algorithms?
Replies: 1
Views: 18932

Re: The A22CR supported algorithms?

You can link to the store page of A22CR card to view the supported algorithms
by whitexiao
Mon Feb 19, 2018 7:32 am
Forum: Applets Development Guide
Topic: the difference between Util.arrayCopy and Util.arrayCopyNonAtomic
Replies: 3
Views: 12694

the difference between Util.arrayCopy and Util.arrayCopyNonAtomic

What's the difference between Util.arrayCopy and Util.arrayCopyNonAtomic? can someone tell me?
by whitexiao
Sun Jan 28, 2018 10:36 pm
Forum: Applets Development Guide
Topic: Video Tutorial - How to use Virtual Card Reader?
Replies: 5
Views: 31086

Re: How to use Virtual Card Reader?

virtual smartcard reader is a powerful idea. It make debug applet more easier, and more importantly, it can use any PCSC tools to connect, that's great. Yeah, I feel this forum is very special, especially for javacard beginners like me. How do you feel? Yeah I have learned a lot about java card fro...
by whitexiao
Sun Jan 28, 2018 10:28 pm
Forum: Algorithm School
Topic: How to compute MAC
Replies: 13
Views: 50436

Re: How to compute MAC

Ok i have solved issue. ICV is what we got from external auth. 1) ICV is des ecb each time we going to use with first 8 byte session MAC. used as IV on next step. 2) now if data is less then 8 byte or 8 byte skip this. des cbc first 8 byte data with first 8 byte session mac key and IV = ICV result ...
by whitexiao
Sat Oct 08, 2016 9:49 pm
Forum: Questions & Answers
Topic: What's the command used to do in WalletDemoApplet?
Replies: 3
Views: 7633

Re: What's the command used to do in WalletDemoApplet?

I found an applet called WalletDemoApplet in JCKit. On the code line L159, there is a command "00 84 00 00 08" in case statement. What's this command used to do? When will we use this command? Can anyone one help me? Thanks Get 8 random bytes as challange? For external authentication. Yes...
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