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Search found 34 matches

by Tolice
Wed Mar 13, 2019 10:19 pm
Forum: Questions & Answers
Topic: JC 3.1
Replies: 3
Views: 1199

Re: JC 3.1

It's great! thanks your share. @tay00000
by Tolice
Thu Feb 21, 2019 1:17 am
Forum: Questions & Answers
Topic: Difference between normal applet and remote applet in Java Card?
Replies: 1
Views: 579

Re: Difference between normal applet and remote applet in Java Card?

Java.rmi defines the Remote interface and RemoteException classes. It includes support for Remote Method Invocation (RMI) to simplify migration and integration with devices using Java Card technology. To call Remote Interface, the first step in creating a remote service is to define its visible beha...
by Tolice
Fri Feb 15, 2019 2:40 am
Forum: Questions & Answers
Topic: What is the difference between NFC card and contact-less smart card?
Replies: 4
Views: 1222

Re: What is the difference between NFC card and contact-less smart card?

What about RFID?What is the difference between NFC card and RFID? The Radio-frequency identification (RFID) is a technology which is working on radio frequency of radio waves. and it also is a technology similar in theory to bar codes. RFID uses electromagnetic fields to automatically identify and ...
by Tolice
Sun Sep 09, 2018 5:40 am
Forum: Questions & Answers
Topic: APDU command always returns 0x6D00
Replies: 1
Views: 750

Re: APDU command always returns 0x6D00

What is the response value of the Select Card Manager command?
by Tolice
Thu Aug 30, 2018 2:11 am
Forum: Questions & Answers
Topic: GP Card Manager Failed - PyAPDU Tool
Replies: 2
Views: 1003

Re: GP Card Manager Failed - PyAPDU Tool

You must install and select the applet after the CAP file has been successfully downloaded.
by Tolice
Tue Apr 17, 2018 10:07 pm
Forum: Questions & Answers
Topic: Multiply big numbers
Replies: 8
Views: 1962

Re: Multiply big numbers

You can specifically describe the problem in here, so that others can help you better
by Tolice
Thu Mar 22, 2018 4:48 am
Forum: Reader
Topic: SD Card reader not working after Windows 10 upgrade
Replies: 4
Views: 2340

Re: SD Card reader not working after Windows 10 upgrade

Is your windows system 64-bit or 32-bit? Or you can go to ASUS website to download the driver and reinstall it.
by Tolice
Sun Feb 25, 2018 10:03 pm
Forum: Questions & Answers
Topic: Is there any way to find out how much memory size has my applet taken up?
Replies: 6
Views: 1422

Re: Is there any way to find out how much memory size has my applet taken up?

You can using the function of JCSystem.getAvailableMemory(byte memoryType) to obtains the amount of memory of the specified type.
by Tolice
Fri Feb 16, 2018 5:06 am
Forum: Questions & Answers
Topic: Is there any way to find out how much memory size has my applet taken up?
Replies: 6
Views: 1422

Re: Is there any way to find out how much memory size has my applet taken up?

You can write another applet to get your applet size, as following steps:
- 1, Get card memory size named M1;
- 2, Load your applet to the card and get card memory size named M2;
- 3, Your applet used memory size named M, and M = M1 - M2
by Tolice
Tue Jan 23, 2018 3:45 am
Forum: Algorithm School
Topic: How to compute MAC
Replies: 13
Views: 6405

Re: How to compute MAC

stanneraustin wrote:This i know already.
http://xionghuilin.com/?p=326 this explain some part of puzzel.
i posted more details at here too https://stackoverflow.com/questions/247 ... tools?rq=1
still not returning valid C-MAC for another command then EXTERNAL AUTHENTICATE



For the EXTERNAL AUTHENTICATE command MAC verification, the ICV is set to zero
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