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 10 matches: re:

Searched query: re

by shimizus3106
Fri Jun 08, 2018 1:53 am
Forum: Questions & Answers
Topic: Tool - ECDSA Sign/Verify features
Replies: 3
Views: 15246

Re: Tool - ECDSA Sign/Verify features

Hello, user. Additionally, I will try to check ECDSA to know its algo with ECDSA Sign/Verify and OpenSSL, ECC key gen / ECDSA sign. I put Keypair parameter to ECDSA Sign/Verify and also HM to get signature with secp256k1, but I dont know what I should set "K"... I dont find parameters from...
by shimizus3106
Thu Oct 20, 2016 4:01 am
Forum: Other Tools
Topic: Different result with some apdu tools - GP.exe -
Replies: 5
Views: 12035

Re: Different result with some apdu tools - GP.exe -

Thanks to your quick reply.

It works well.
by shimizus3106
Wed Oct 19, 2016 6:34 am
Forum: Other Tools
Topic: Different result with some apdu tools - GP.exe -
Replies: 5
Views: 12035

Re: Different result with some apdu tools - GP.exe -

Thank you for your quick reply.

How to send APDU with such script to use GP.exe ?
Could you let me know and some example ?

Regards,
Shige
by shimizus3106
Wed Oct 19, 2016 3:23 am
Forum: Open Source Applets
Topic: javacard ndef applet
Replies: 18
Views: 81182

Re: javacard ndef applet

Hello.

Yes! applet start to work on real card, thanks!!

But I have another problem about tool - APDU - differnece between pyApduTool (Success) and GP tool (Error).

I will create new topic in appropriate room.

I really appreciate your kind advice and help.

Regards,
Shige
by shimizus3106
Wed Oct 19, 2016 12:42 am
Forum: Open Source Applets
Topic: javacard ndef applet
Replies: 18
Views: 81182

Re: javacard ndef applet

Hello. Please see the attached image. SELECT command is no problem. >> /send 00a4040007D2760000850101 >> 00 A4 04 00 07 D2 76 00 00 85 01 01 << 90 00 But, please see the next command >> /send 00a4000c02e103 >> 00 A4 00 0C 02 E1 03 and see the buffer from apdu.getBuffer(), buffer[0] = 0x00 buffer[1] ...
by shimizus3106
Tue Oct 18, 2016 4:40 am
Forum: Open Source Applets
Topic: javacard ndef applet
Replies: 18
Views: 81182

Re: javacard ndef applet

Hello. Thanks to your confirmation. Please let me ask about cap file size. Depending on Javacard kit, the cap file size is different. JavaCard Kit 304 - 18KB 222 - 9KB wiht JCIDE. Could you let me know how to build JavaCard Kit 212/221 beause I may have resoucue limitation ? Regards, Shige
by shimizus3106
Mon Oct 17, 2016 6:29 am
Forum: Open Source Applets
Topic: javacard ndef applet
Replies: 18
Views: 81182

Re: javacard ndef applet

Hello.

I tried and Here is my answer about 1. ATR

1. ATR

3B6800000073C84000009000


Reagrds,
Shige
by shimizus3106
Fri Oct 14, 2016 5:45 am
Forum: Open Source Applets
Topic: javacard ndef applet
Replies: 18
Views: 81182

Re: javacard ndef applet

Hello.

Thanks to your quick reply.

My card is very dedicated and I don't know detail..
But OS seems that Java Card OS is ver 3.x..

Anyway to know requried information ? ex) with GP tool ?
If possible, I will tell information that I can disclose.

Regards,
Shige
by shimizus3106
Fri Oct 14, 2016 2:17 am
Forum: Open Source Applets
Topic: javacard ndef applet
Replies: 18
Views: 81182

Re: javacard ndef applet

Hello.

Please let me confirm addtional question.

Are there any relation to the version of Java Card OS ?
or Card resource - memory - ?

Regards,
Shige
by shimizus3106
Mon Oct 10, 2016 12:40 am
Forum: Open Source Applets
Topic: javacard ndef applet
Replies: 18
Views: 81182

Re: javacard ndef applet

Hello. Thanks to your reply. 6A86 = 27270, We can find - ISO7816.java >> public static final short SW_INCORRECT_P1P2 = 27270; and I often get other error pattern - 6A83 = 27266 >> public static final short SW_FILE_NOT_FOUND = 27266; I dont know why the former error occur. But, the latter case, I gue...
JavaCard OS : Disclaimer