Ebrahim Ghasemi
  • Member for 7 years, 6 months
  • Last seen more than 2 years ago
2 answers
19 votes
586 views
1 bookmarks
What's the need for conductive bridges between the regions of a smart card contact pad?
3 answers
13 votes
1k views
7 bookmarks
What's the purpose of such weird wiring inside this smart card?
3 answers
7 votes
596 views
2 bookmarks
Is there an electrical design reason for phone SIM cards being inaccessible until a battery is detached?
3 answers
6 votes
1k views
2 bookmarks
Design of an electronic device to disable remote access ability of contactless payment cards without visible alterations and damage to the card
2 answers
6 votes
5k views
2 bookmarks
What does it mean when they say 50MHz oscilloscope with 250MS/s sample rate?
5 answers
4 votes
13k views
3 bookmarks
How do I shield a card like Visa payWave and MasterCard PayPass to block its communication?
1 answers
1 votes
1k views
1 bookmarks
Visa payWave, MasterCard PayPass and ExpressPay, NFC and RFID
3 answers
0 votes
1k views
1 bookmarks
Is there any method to communicate with a car ECU?
1 answers
0 votes
2k views
1 bookmarks
Detecting whether the card is present or not in a smart card reader
2 answers
0 votes
11k views
2 bookmarks
Difference Between Contact and ContactLess smart cards