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RFID Tags · RFIDAK

Tamper-Evident RFID & NFC Labels

Tamper-evident labels can show physical removal or use a chip-specific tamper loop. Compare the 25 × 25 mm destructive-label reference with the NTAG424 DNA tamper-loop format; break detection and cryptographic authentication are different functions.

Updated September 24, 2026

Destructive label reference
25 × 25 mm; coated paper, PET or PVC construction
Basic HF chip options
NTAG213 or MIFARE Classic 1K
Basic HF protocol
13.56 MHz; ISO 14443A
A round antenna label being peeled from a dark surface, with part of the antenna pattern remaining.
Product appearance reference · View original image ↗

Technical reference

Product specifications

Model-specific data and source scope are shown together.

Destructive label reference
25 × 25 mm; coated paper, PET or PVC construction [1]
Basic HF chip options
NTAG213 or MIFARE Classic 1K [1]
Basic HF protocol
13.56 MHz; ISO 14443A [1]
Tamper-loop reference
Source notation: Dia24 × 49 mm including loop [2]
Tamper-loop chip family
NTAG424 DNA family; require the TagTamper variant when electronic loop status is needed [2]
Personalization
Printed logo / QR code and selected NFC encoding [1]

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Models & configurations

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Appearance & construction

Photos & drawings

Open a picture to inspect the original file. Dimensions are taken from the cited references.

A round antenna label being peeled from a dark surface, with part of the antenna pattern remaining.
Available product appearance reference.

Application & selection

Before choosing this product

Does a broken label prove authenticity?

Physical damage may reveal opening or attempted transfer. It does not prove that a product is genuine. Cryptographic authentication requires a suitable IC, provisioned keys and a backend that verifies the response.

Removal behavior depends on the surface

Paper, glass, coated plastic and low-energy plastic can release an adhesive differently. Evaluate the actual package, temperature and aging interval before describing a label as non-transferable.

Sources & documents

Technical references

Published specifications identify the reference model. They do not replace the final order drawing or a model-specific test report.

  1. Destructive-label reference ↗

    Manufacturer reference · reviewed 2026-09-20

  2. DNA tamper-loop format ↗

    Manufacturer reference · reviewed 2026-09-20

Custom orders & samples

Request your configuration

Choose the reference, then add quantity, destination, chip or reader details and any artwork on the enquiry page.

Price, minimum quantity, sample charges and delivery depend on the selected configuration. View sample terms →

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