{"license":"Free for any use with attribution link to rfid-datasheet.com","citation":"RFID-Datasheet.com Chip Database — Roxtron","source":"https://rfid-datasheet.com/chip/ntag-426q","methodology":"https://rfid-datasheet.com/methodology","data_notes":"Includes automated enrichment. Null means unknown; last_checked is link availability, not technical review. Manufacturer documents govern specifications.","generated_at":"2026-11-04T04:11:37.007Z","chip":{"id":"6285cc5c-e95a-456d-94c5-fd4e3adb20a5","slug":"ntag-426q","name":"NTAG 426Q","manufacturer":"NXP","frequency_category":"NFC","short_description":"Secure NFC tag IC with AES-128 authentication and tamper detection for pharmaceutical and luxury goods","manufacturer_url":"https://www.nxp.com/products/rfid-nfc/nfc-hf/ntag-for-tags-and-labels:NTAG-TAGS-AND-LABELS","frequency":"13.56 MHz","protocol":"ISO/IEC 14443-A, NFC Forum Type 2 compliant","memory":"416 bytes user memory / 1024 bytes total EEPROM","interface":"RF (contactless)","temp_range":"-25°C to +85°C","form_factor":"Wafer, VQFN48, HVQFN32","security":"AES-128 mutual authentication, SUN (Secure Unique NFC) message with encrypted CMAC, tamper detection, originality signature, 32-bit password protection","use_cases":["brand-protection","healthcare-pharma","supply-chain"],"engineering_brief":"The NTAG 426Q is a secure NFC tag IC operating at 13.56 MHz with ISO/IEC 14443-A compliance, designed specifically for anti-counterfeiting applications in pharmaceutical and luxury goods markets. It features AES-128 cryptographic authentication with Secure Unique NFC (SUN) message generation that creates encrypted, per-read unique URLs or data, preventing cloning and enabling secure supply chain tracking. The chip includes 416 bytes of user-configurable memory, tamper detection capabilities, and an originality signature for verifying chip authenticity, making it ideal for high-security track-and-trace systems and brand protection applications.","enriched":true,"url_status":"ok","link_status":"invalid","last_checked":"2026-11-04T03:31:29.049+00:00","last_status_code":206,"last_content_type":"text/html; charset=utf-8","created_at":"2026-06-21T03:00:18.878564+00:00","manufacturer_id":"6daaf1cc-d0e6-40c7-aba0-a08b4c3493fe","chip_type":"tag_ic","dual_interface":false,"is_family_hub":false,"meta_description":"NXP NTAG 426Q secure NFC tag IC with AES-128 authentication, SUN encrypted messaging, 416-byte user memory, and tamper detection for pharmaceutical anti-counterfeiting.","faq":[{"a":"The NTAG 426Q includes AES-128 mutual authentication, Secure Unique NFC (SUN) message generation with encrypted CMAC, tamper detection capabilities, originality signature for chip authentication, and 32-bit password protection for comprehensive anti-counterfeiting security.","q":"What security features does the NTAG 426Q have?"},{"a":"The NTAG 426Q has 416 bytes of user-configurable memory and 1024 bytes total EEPROM capacity.","q":"How much memory does the NTAG 426Q have?"},{"a":"SUN (Secure Unique NFC) message generation creates encrypted, per-read unique URLs or data that change with each tap, preventing replay attacks and tag cloning. This enables secure authentication without requiring a constant internet connection at the point of scan.","q":"What is SUN message generation on the NTAG 426Q?"},{"a":"Yes, the NTAG 426Q operates at 13.56 MHz with ISO/IEC 14443-A compliance and is NFC Forum Type 2 compliant, making it readable by standard NFC-enabled smartphones without requiring special apps for basic tap-and-verify functionality.","q":"Is the NTAG 426Q compatible with standard NFC phones?"},{"a":"The NTAG 426Q is specifically designed for anti-counterfeiting applications in pharmaceutical products, luxury goods authentication, secure supply chain tracking, and high-security brand protection systems where cryptographic authentication is required.","q":"What applications is the NTAG 426Q designed for?"},{"a":"Yes, the NTAG 426Q includes built-in tamper detection capabilities that can detect physical tampering attempts, making it suitable for applications requiring evidence of packaging integrity in pharmaceutical and luxury goods sectors.","q":"Can the NTAG 426Q detect if a product has been tampered with?"}],"standards":["iso-14443a","nfc-forum-type-2"],"alternatives":["a48c6850-32cf-4cbd-b7cc-e06b7b911944","4191c449-4d3a-4e71-bc62-52f78fbdc2d0","0276ee78-144a-43f3-a532-5c4efa22fe8b"],"no_direct_competitor":false,"long_form_html":null,"og_image_url":null,"canonical_url":"https://rfid-datasheet.com/chip/ntag-426q"}}