NXP NTAG 424 DNA TagTamper – PVC NFC Smart Card
Buy NXP NTAG 424 DNA TagTamper PVC NFC Smart Card – NXP NTAG424 DNA NFC Chip | Secure Authentication
NXP NTAG 424 DNA TagTamper PVC NFC Smart Card Buy Price from Aft India for sale. An NXP NTAG 424 DNA TagTamper chip inside a white NFC PVC card. The NXP NTAG 424 DNA TagTamper is an advanced secure NFC chip designed for product authentication, tamper detection, brand protection, and secure connected experiences.
When integrated into a PVC smart card, it combines contactless NFC communication with cryptographic security and a dedicated tamper-detection feature. This makes it suitable for applications where businesses need to verify both the authenticity of an NFC card and whether its protected tamper-detection mechanism has been triggered.
NXP NTAG 424 DNA TagTamper – Advanced Security and Privacy for Trusted IoT Applications

Key technical features
| Feature | |
|---|---|
| Manufacturer | NXP Semiconductors |
| Chip model | NTAG 424 DNA TagTamper |
| Part number | NT4H2421TT |
| NFC frequency | 13.56 MHz |
| Communication | ISO/IEC 14443 Type A |
| NFC standard | NFC Forum Type 4 |
| Cryptography | AES-128 |
| Security certification | Common Criteria EAL4 |
| Memory | 416 bytes |
| Secure messaging | Secure Dynamic Messaging (SDM) |
| Authentication | 3-pass mutual authentication |
| Secure Unique NFC | SUN authentication |
| Privacy protection | Random ID and encrypted UID |
| Tamper detection | Conductive tamper loop |
| Tamper status | Permanent and current status |
| Application | Product authentication, anti-counterfeiting, tamper evidence and IoT |
NXP NTAG 424 DNA TagTamper Chip – Advanced Security, Authentication & Anti-Counterfeiting Solutions
NXP NTAG 424 DNA TagTamper PVC NFC Smart Card
The NXP NTAG 424 DNA TagTamper PVC NFC Smart Card is an advanced contactless smart card solution designed for secure authentication, product verification, anti-counterfeiting, and tamper-evident applications. Powered by NXP NTAG 424 DNA TagTamper technology, it combines AES-128 cryptographic security, Secure Unique NFC (SUN) authentication, Secure Dynamic Messaging (SDM), and dedicated tamper-loop detection.
Designed for integration into custom NXP NTAG 424 DNA TagTamper PVC NFC Smart Card, this technology enables businesses to verify NFC card authenticity and detect unauthorized physical tampering through a specially engineered conductive detection loop. When the protected loop is broken, the chip records the tamper event, providing an additional layer of physical security and product integrity verification.
Suitable for secure identification, access control, product authentication, warranty verification, brand protection, and industrial IoT applications, the NXP NTAG 424 DNA TagTamper provides advanced NFC security for organizations requiring both digital authentication and physical tamper evidence.
Key Applications and Use Cases:
- Advanced Anti-Counterfeiting: Protect products and brands against counterfeiting with secure NFC-based product authentication.
- Secure Data Access: Enable protected access to exclusive digital content, applications, and personalized user experiences.
- Document Authentication: Verify the authenticity and integrity of important documents and identification materials.
- Protected Promotional Offers: Deliver secure monetary offers, coupons, loyalty rewards, and promotional campaigns.
- Secure Authentication and Configuration: Support secure device authentication, configuration, and access control.
- Verified Physical Presence: Verify visitor presence and physical interactions using secure NFC-enabled solutions.
- Secure Login Credentials: Enable NFC-based authentication and secure access to supported systems and applications.
The NXP NTAG 424 DNA TagTamper secure NFC chip is suitable for manufacturers, system integrators, brand protection companies, smart packaging providers, and IoT solution developers seeking reliable NFC security, data protection, and product authentication technology.
NXP NTAG424 DNA NFC Card – Product Specifications
The NXP NTAG 424 DNA TagTamper PVC NFC Smart Card is a secure, high-performance contactless smart card designed for NFC authentication, product verification, anti-counterfeiting, and secure IoT applications. Built with the NXP NTAG424 DNA chip, it supports NFC Forum Type 4 and ISO/IEC 14443 Type A communication standards.
Technical Specifications
| Specification | Details |
|---|---|
| Product Type | NXP NTAG 424 DNA TagTamper PVC NFC Smart Card |
| Chip | NXP NTAG 424 DNA TagTamper |
| Communication Standard | ISO/IEC 14443 Type A, ISO/IEC 7816 |
| NFC Forum Standard | Type 4 |
| Compatibility | NFC-enabled devices |
| Compatible Applications | NFC Tools for Android and iOS |
| UID Size | 7 bytes |
| Data Retention | Up to 50 years |
| Write Endurance | 200,000 cycles |
| Operating Frequency | 13.56 MHz |
| Operating Distance | Up to 1.5 m (application and reader dependent; verify actual card performance) |
| Operating Temperature | -25°C to 70°C |
| Shape | Rounded Rectangle |
| Colour | White |
| Material | PVC |
| Dimensions | 85.5 × 54 mm |
| Weight | 6 g |
| On-Metal Support | No |
Applications
- NFC product authentication and brand protection
- Anti-counterfeiting and product verification
- Secure access control and authentication
- Smart packaging and interactive marketing
- NFC-based digital identity and document verification
- Secure IoT device configuration
- Customer engagement and promotional campaigns
Difference between NTAG 424 DNA and NTAG 424 DNA TagTamper
| Feature | NTAG 424 DNA | NTAG 424 DNA TagTamper |
|---|---|---|
| AES-128 encryption | Yes | Yes |
| SUN authentication | Yes | Yes |
| Secure Dynamic Messaging | Yes | Yes |
| NFC authentication | Yes | Yes |
| Random ID | Yes | Yes |
| Anti-counterfeiting | Yes | Yes |
| Dedicated tamper loop | No | Yes |
| Permanent tamper indication | No | Yes |
| Current tamper status | No | Yes |











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