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 13 matches

by leogen
Thu Jan 21, 2016 9:49 pm
Forum: Questions & Answers
Topic: decrypt DES in javacard vs java
Replies: 3
Views: 7529

Re: decrypt DES in javacard vs java

For Java implementation, Do you get 8 bytes in the response? If you have 8 bytes only, you should call doFinal(...). @Tarantino, Thanks for your answer! I do understand that calling doFinal will give me final result. The problem is that in Java, there will be no output after calling update if input...
by leogen
Wed Jan 20, 2016 10:30 pm
Forum: Questions & Answers
Topic: decrypt DES in javacard vs java
Replies: 3
Views: 7529

decrypt DES in javacard vs java

Hi all! I tested DES decryption on java card and I also did comparison between java card and java. I got the following result: In update method, DES CBC (M1, M2, or, PK5); - If implementing in java, I need to have at least 16 bytes input to have output data. - If implementing in java card, I need to...
by leogen
Wed Jan 06, 2016 2:54 am
Forum: Questions & Answers
Topic: Do ECC cryptography, ECDSA and elliptic Diffie-Hellman on a JavaCard
Replies: 1
Views: 5593

Do ECC cryptography, ECDSA and elliptic Diffie-Hellman on a JavaCard

I have already bought some java cards and I m going to do ECC cryptography, ECDSA and elliptic Diffie-Hellman on a JavaCard. Could you share any code samples with me? I would be greatly grateful for any reply!
JavaCard OS : Disclaimer