Smart cards
Smart cards can be recognised by the golden area of the contact area. They have incorporated memory and some even have processors, allowing for secure identification of the user of the document.
Siemens SLE5542 smart cards
SLE5542 is a 256-byte Eeprom electronic memory smart card
The Siemens SLE5542 smart card replaces the SLE4442 model: it is one of the best-selling smart cards in recent years. While ensuring full compatibility of applications, it offers a memory of 256 bytes and a write protection system.