American manufacturer of secure identity solutions. The company is a subsidiary of Assa Abloy, a Swedish global leader in door opening solutions. HID manufactures and licenses several types of technologies, from Wiegand products to 13.56 MHz iCLASS,[6][7] MIFARE, and DESFire, as well as the 125 kHz Indala and Prox cards. Migration readers from various 125 kHz Prox technologies to 13.56 MHz iCLASS were introduced in 2007