Mifare Classic (Mini, 1k and 4k)

MIFARE is a trademark of NXP Semiconductors. With more than 1 billion smart card ICs and 5 million reader components sold, MIFARE is a technology that has been selected for most contactless smart card projects and therefore, became the most successful brand within the automatic fare collection industry. In addition, the MIFARE product portfolio includes specific products that are the perfect solution for other applications such as loyalty, road tolling, access management and gaming. 

For more information please see also Wikipedia

In Aloaha Mifare can be used as License Key, PKI Card or just as a PIN Container!