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 15 matches: re:

Searched query: re

by aahmadzadeh
Wed Oct 19, 2016 4:40 am
Forum: Questions & Answers
Topic: Store data in EEPROM or RAM?
Replies: 5
Views: 17006

Re: Store data in EEPROM or RAM?

How can i create other data type global variable (such as byte, short, Cipher, DesKey and...) in RAM memory?
by aahmadzadeh
Tue Oct 18, 2016 2:13 am
Forum: Questions & Answers
Topic: Authenticate with key version FF
Replies: 5
Views: 9097

Re: Authenticate with key version FF

UNKNwYSHSA wrote:You lost the key?

If i lost my keys, is there any way to manage card?
by aahmadzadeh
Tue Oct 18, 2016 2:12 am
Forum: Questions & Answers
Topic: Authenticate with key version FF
Replies: 5
Views: 9097

Re: Authenticate with key version FF

UNKNwYSHSA wrote:You lost the key?

No, i have the new key set, but i want to know default keys usability state after inserting new key.
by aahmadzadeh
Tue Oct 18, 2016 2:08 am
Forum: Questions & Answers
Topic: Extract applet from java card
Replies: 7
Views: 12363

Re: Extract applet from java card

mabel wrote:It's impossible. If that can be done, javacard is not a secure carrier any more.

even if i have key set of java card?
by aahmadzadeh
Tue Oct 18, 2016 2:07 am
Forum: Questions & Answers
Topic: Extract applet from java card
Replies: 7
Views: 12363

Re: Extract applet from java card

rena2019 wrote:No. only via back door

what is your mean of back door??
by aahmadzadeh
Wed Sep 21, 2016 2:58 am
Forum: Questions & Answers
Topic: What is SSD and how can I create it
Replies: 7
Views: 12857

Re: What is SSD and how can I create it

Excuse me, but i confused about SSD :?
Now i know that SSD is an applet, without any special code and programming!
So, I only need to create a new applet with a special AID and install it on card with Security Domain and Delegated Management privileges. That's all?!?
by aahmadzadeh
Wed Sep 21, 2016 2:14 am
Forum: Questions & Answers
Topic: What is SSD and how can I create it
Replies: 7
Views: 12857

Re: What is SSD and how can I create it

UNKNwYSHSA wrote:What is the version of GlobalPlatform specification? I'll answer your questions following the specification.


GP version is 2.2.1
Did you have GlobalPlatform specification file for this version?
by aahmadzadeh
Mon Sep 19, 2016 5:16 am
Forum: Questions & Answers
Topic: What is SSD and how can I create it
Replies: 7
Views: 12857

Re: What is SSD and how can I create it

From GlobalPlatform 2.2.1 specification: Supplementary Security Domains are additional, optional on-card representatives of Application Providers or the Card Issuer; or their agents (e.g. service bureaus); SSD is abbreviation of "Supplementary Security Domains". You can creating an instan...
by aahmadzadeh
Tue Aug 23, 2016 7:10 am
Forum: Algorithm School
Topic: Implement CRC algorithm
Replies: 6
Views: 12059

Re: Implement CRC algorithm

mabel wrote:Why don't you use CRC implementation of java card API?

It's not necessary to implement it yourself.

Because i need special type of CRC which dose not implemented in JavaCard
by aahmadzadeh
Mon Aug 22, 2016 11:19 pm
Forum: Algorithm School
Topic: Implement CRC algorithm
Replies: 6
Views: 12059

Re: Implement CRC algorithm

Tolice wrote:The "ushort" data type ?It is not a standard data type, Is it yourself defined?


ushort is a data type in C#
ushort = unsigned short
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