{
  "publisher": "Roxtron Limited",
  "website": "https://roxtron.com/",
  "description": "A genuine NXP credential for systems designed around MIFARE Classic. Confirm the required UID format, sector layout and keys for your existing installation.",
  "name": "MIFARE Classic® EV1 1K card",
  "url": "https://roxtron.com/mifare-classic-1k-card/",
  "technology": "HF",
  "configurationCount": 1,
  "dataUrl": "https://roxtron.com/data/products/mifare-classic-1k-card.json",
  "configurations": [
    {
      "name": "MIFARE Classic EV1 1K MIFARE Classic® EV1 1K card",
      "url": "https://roxtron.com/mifare-classic-1k-card/mifare-classic-ev1-1k/",
      "product": "MIFARE Classic® EV1 1K card",
      "chip": "MIFARE Classic EV1 1K",
      "chipAliases": "",
      "technology": "HF",
      "frequency": "13.56 MHz",
      "protocol": "ISO/IEC 14443-3 Type A",
      "image": "https://roxtron.com/assets/029bdc606514da.jpg",
      "specifications": {
        "Compliance": "ISO 7810 ID-1 / CR80",
        "Dimensions": "85.60 × 53.98 mm (or 3.370 × 2.125 in)",
        "Thickness": "0.80 (±0.04) mm",
        "Weight": "5.8g+/-0.5g",
        "Standard Color": "White",
        "Material Options": "PVC, PC, PET, Paper",
        "Surface Options": "Glossy, Matte",
        "Printing Method": "Offset Printing, Silkscreen Printing, Silver, Gold, Bronze Glittering Effect, UV Printing",
        "Number Printing Options": "Inkjet, Embossing, Thermal Transfer, Laser Engraving",
        "Magnetic Stripe Options": "LoCo 300 OE, 350 OE, HiCo 650 OE, 2750 OE, 4000 OE",
        "Barcode Options": "Code 39, 128, QR and other popular formats",
        "Other Options": "Signature Panel, Hole Punching, TRW Thermo-Rewrite Foil, Lanyard Slot Punching, Metal Keyring, Ballpoint Pen Writable Panel, Stamp Foil"
      },
      "icSpecifications": {
        "Semiconductor IC": "MIFARE Classic EV1 1K",
        "Interface / protocol": "ISO/IEC 14443-3 Type A",
        "Nominal EEPROM": "1 kB",
        "RF data rate": "106 kbit/s",
        "UID options": "4 byte NUID or 7 byte UID; specify variant",
        "Authentication": "MIFARE CRYPTO1 with sector access conditions",
        "Memory use": "Manufacturer blocks and sector trailers reduce application space"
      },
      "technicalReferences": [
        {
          "name": "NXP MIFARE Classic EV1 information",
          "url": "https://www.nxp.com/products/rfid-nfc/mifare-hf/mifare-classic/mifare-classic-ev1-1k-4k:MF1S50YYX_V1"
        }
      ]
    }
  ]
}