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 24 matches

by jennyvenus
Wed May 23, 2018 1:29 am
Forum: Questions & Answers
Topic: How to AUTHENTICATED in Secure channel
Replies: 3
Views: 6762

Re: How to AUTHENTICATED in Secure channel

clear ? "--------------------------------gp auth----------------------" // send 80 50 00 00 08 8070605040302010 host_challenge = 8070605040302010 // receive 00005252A50838508CA5200200072637B433A844984F6E93030467AA + 9000 resp = 00005252A50838508CA5200200072637B433A844984F6E93030467AA // i...
by jennyvenus
Wed May 23, 2018 1:28 am
Forum: Questions & Answers
Topic: How to AUTHENTICATED in Secure channel
Replies: 3
Views: 6762

Re: How to AUTHENTICATED in Secure channel

Use snooper to execute this script line by line to familiarize yourself with the gp authentication process clear ? "--------------------------------gp auth----------------------" // send 80 50 00 00 08 8070605040302010 host_challenge = 8070605040302010 // receive 00005252A50838508CA5200200...
by jennyvenus
Mon May 21, 2018 3:05 am
Forum: Questions & Answers
Topic: PIN_TRY_COUNTER
Replies: 5
Views: 9166

Re: PIN_TRY_COUNTER

for( i = 0; i < (byte)( pin_max_time - pin_current_time ); i++ )
{
PIN
.check( r, (short)0x00, (byte)0x10 );
}


check several time, pin will blocked
by jennyvenus
Thu May 17, 2018 3:29 am
Forum: Questions & Answers
Topic: Get 6D00 when sending Extended APDU
Replies: 7
Views: 14947

Re: Get 6D00 when sending Extended APDU

under T0 mode, Use envelope command(C2) format APDU into TPDU and send them to card

TPDU format under T0
Cla ins p1 p2 p3
Or
Cla ins p1 p2 p3 + p3 length data

so the card must support envelope mechanism
by jennyvenus
Tue May 15, 2018 2:16 am
Forum: Questions & Answers
Topic: How to list all AID of applets in a real EMV credit/debit card?
Replies: 4
Views: 10050

Re: How to list all AID of applets in a real EMV credit/debit card?

"VISA" , "A0 00 00 00 03" , "A0 00 00 00 03 10 10" , "A0 00 00 00 98 08 48" "Master card" , "A0 00 00 00 04" , "A0 00 00 00 05" "American express" , "A0 00 00 00 25" "CB" , "A0 00 00 00 42"...
by jennyvenus
Tue May 15, 2018 1:45 am
Forum: Questions & Answers
Topic: How to list all AID of applets in a real EMV credit/debit card?
Replies: 4
Views: 10050

Re: How to list all AID of applets in a real EMV credit/debit card?

aid.jpg


If you don't know the gp static key, then you need to send multiple instructions to enumerate the possible aids
by jennyvenus
Tue May 15, 2018 1:38 am
Forum: Questions & Answers
Topic: How to list all AID of applets in a real EMV credit/debit card?
Replies: 4
Views: 10050

Re: How to list all AID of applets in a real EMV credit/debit card?

If you know the GP static key, after GP authentication, you can use the GP's instructions to list all modules and instance in the card. 80 f2 xx xx xx The following values of the reference control parameter may apply: '80' – Issuer Security Domain only. In this case the search criteria is ignored an...
by jennyvenus
Wed Apr 18, 2018 9:41 pm
Forum: Questions & Answers
Topic: How to verify that the RSA calculation process is under attack
Replies: 5
Views: 8755

Re: How to verify that the RSA calculation process is under attack

The security of the algorithm is ensured by the javacard os platform. In the applet layer, you can catch the exception of the api
JavaCard OS : Disclaimer