{"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-424-dna","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":"2026-11-02T00:50:42.552Z","chip":{"id":"a331f599-7ca7-4faf-b528-74969826cc2d","slug":"ntag-424-dna","name":"NTAG 424 DNA","manufacturer":"NXP","frequency_category":"NFC","short_description":"Secure NFC Forum Type 4 Tag with AES-128 and SUN message","manufacturer_url":"https://www.nxp.com/docs/en/data-sheet/NT4H2421Gx.pdf","frequency":"13.56 MHz","protocol":"ISO/IEC 14443-A Type 4, NFC Forum Type 4 Tag","memory":"416 bytes user memory","interface":"RF (contactless)","temp_range":"-25°C to +85°C","form_factor":"Wafer, HVSON8 package","security":"AES-128 encryption, SUN message authentication, Secure Unique NFC (SUN), originality signature, encrypted file access, mutual authentication","use_cases":["brand-protection","nfc-marketing","healthcare-pharma"],"engineering_brief":"The NTAG 424 DNA is NXP's advanced secure NFC tag IC featuring AES-128 cryptographic authentication and Secure Unique NFC (SUN) message capability for tap-triggered secure URL generation. It provides 416 bytes of user-configurable memory with file-based access control and supports privacy-preserving authentication where each tap generates a unique encrypted message. The chip operates at 13.56 MHz following ISO/IEC 14443-A and NFC Forum Type 4 Tag standards, making it ideal for brand protection, anti-counterfeiting, and secure consumer engagement applications where both security and standard NFC phone compatibility are required.","enriched":true,"url_status":"ok","link_status":"valid","last_checked":"2026-11-01T03:31:28.371+00:00","last_status_code":200,"last_content_type":"application/pdf","created_at":"2026-06-14T16:30:56.111445+00:00","manufacturer_id":"6daaf1cc-d0e6-40c7-aba0-a08b4c3493fe","chip_type":"tag_ic","dual_interface":false,"is_family_hub":false,"meta_description":"NXP NTAG 424 DNA is a secure NFC Forum Type 4 Tag IC with AES-128 encryption, SUN authentication, and 416 bytes memory for anti-counterfeiting and brand protection.","faq":[{"a":"The NTAG 424 DNA provides 416 bytes of user-configurable memory with file-based access control, operating as an NFC Forum Type 4 Tag.","q":"What is the NTAG 424 DNA memory capacity?"},{"a":"The NTAG 424 DNA features AES-128 encryption, Secure Unique NFC (SUN) message authentication that generates unique encrypted messages per tap, originality signature verification, encrypted file access, and mutual authentication for advanced anti-counterfeiting protection.","q":"What security features does the NTAG 424 DNA have?"},{"a":"Secure Unique NFC (SUN) enables the NTAG 424 DNA to generate a unique cryptographically secured URL or message with each NFC tap, allowing privacy-preserving authentication without exposing static credentials. This is ideal for brand protection and secure consumer engagement.","q":"What is SUN message authentication on NTAG 424 DNA?"},{"a":"Yes, the NTAG 424 DNA operates at 13.56 MHz following ISO/IEC 14443-A and NFC Forum Type 4 Tag standards, ensuring compatibility with all standard NFC-enabled smartphones without requiring special apps.","q":"Is NTAG 424 DNA compatible with standard NFC phones?"},{"a":"Unlike basic NTAG chips (210μ, 213, 215, 216), the NTAG 424 DNA adds AES-128 cryptographic authentication, tap-triggered SUN secure messaging, originality signatures, and encrypted file access for advanced security applications like anti-counterfeiting and brand protection.","q":"What is the difference between NTAG 424 DNA and basic NTAG chips?"},{"a":"The NTAG 424 DNA is designed for brand protection, anti-counterfeiting, secure product authentication, pharmaceutical verification, luxury goods authentication, and secure consumer engagement where cryptographic security and standard NFC phone compatibility are both required.","q":"What applications is the NTAG 424 DNA designed for?"}],"standards":["iso-14443a","nfc-forum-type-4"],"alternatives":["1b6e1e9f-0746-4818-89ca-c5cf95e2ca5a","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-424-dna"}}