In order to thank you for all members' support of our website, we are holding new events - Getting Free Samples by Paying Freight only.
Want to get free samples? Please check this post for more details.

Search found 21 matches

by predators
Wed Mar 07, 2018 4:57 am
Forum: Shopping FAQ
Topic: what the difference from the LibSC Reader Kit and LibSC Reader Kit pro?
Replies: 3
Views: 372

Re: what the difference from the LibSC Reader Kit and LibSC Reader Kit pro?

Yeah, see introduction except JC20 p5cd081 Card, the other is the same. For the purchase of JC20 p5cd081, you can communicate by email.
by predators
Wed Dec 16, 2015 5:51 am
Forum: FluffyPGPApplet
Topic: About generateAsymetricKey() function
Replies: 1
Views: 895

Re: About generateAsymetricKey() function

While sending APDU command, the P1 of your incoming APDU is 0x81, if (buffer[ISO7816.OFFSET_P1] == (byte) 0x81) { if (!(key.getPublic()).isInitialized()) { ISOException.throwIt(ISO7816.SW_FILE_NOT_FOUND); } } From the code, it will check the KEY isInitialized(), Maybe the corresponding Key is not in...
by predators
Tue Dec 08, 2015 3:34 am
Forum: Questions & Answers
Topic: proccess() function isn't receive full apdu command from host?
Replies: 4
Views: 660

Re: proccess() function isn't receive full apdu command from host?

Perhaps the protocol you are using is T0. Generally, you need to call setIncomingAndReceive () function. It will help you get as many bytes as will fit without buffer overflow in the APDU buffer following the header. It gets all the incoming bytes if they fit. You can check your source code and the ...
by predators
Mon Dec 07, 2015 11:05 pm
Forum: Applets Development Guide
Topic: Java Card Applet Development Guide ——Applet Demo
Replies: 8
Views: 3624

Re: Java Card Applet Development Guide ——Applet Demo

Ellisun wrote:A very basic and interesting helloworld applet for java card beginners. :) :)


Yes, the comments of code are very detailed.
by predators
Wed Dec 02, 2015 8:51 am
Forum: Algorithm School
Topic: Got 6E00 when implementing RSA encryption
Replies: 2
Views: 752

Re: Got 6E00 when implementing RSA encryption

You can using try{...} catch(){...} to get the reason of this error.
such as

Code: Select all

try
      {
         length = cipher.doFinal(, , , );
      }
      catch(CryptoException e)
      {
         short i = e.getReason();
      }
by predators
Wed Dec 02, 2015 2:44 am
Forum: User Guide
Topic: Some tips for JCIDE - Java Editor
Replies: 1
Views: 1092

Re: Some tips for JCIDE - Java Editor

Compared to other JavaCard development tools, It is very similar.

In Syntax highlighting : if different kinds of elements in the Java source are using more colors to distinguish , it will be more perfect.
by predators
Tue Dec 01, 2015 1:40 am
Forum: User Guide
Topic: Some tips for JCIDE - JCIDE Debugger
Replies: 4
Views: 1935

Re: Some tips for JCIDE - JCIDE Debugger

The Debugger is very powerful.
A good develop tool.
by predators
Sat Nov 21, 2015 4:04 am
Forum: Other Tools
Topic: About the Card Quantity Product
Replies: 1
Views: 1148

About the Card Quantity Product

In the process of card production, is the expected value of response APDU can be changed? I want to use this tool to send script, but I found that only APDU response value is 0x9000, it's considered as successful production. And in my script, there are some APDU commands, I expected it not 0x9000, h...
by predators
Sat Nov 14, 2015 1:46 am
Forum: pyResMan
Topic: No module named PCSCReader?
Replies: 2
Views: 1325

Re: No module named PCSCReader?

According to the error, it should be your computer does not have this library, you need to get the library file.
by predators
Fri Nov 13, 2015 10:54 pm
Forum: Card Products
Topic: what is the GP key ?
Replies: 2
Views: 633

Re: what is the GP key ?

General, the GP Key is 40~4F by default. you can try it.
JavaCard OS : Disclaimer