An Introduction to Mifare® Ultralight C and 3DES Authentication

Mifare Ultralight C is a contactless sensible card know-how that permits for fast and simple communication between the cardboard and a reader system. The Mifare Ultralight C is a well-liked selection for a spread of purposes, together with transportation programs, entry management, and loyalty packages.

One essential side of the Mifare Ultralight C know-how is the authentication course of used to make sure the safety of the communication between the cardboard and the reader. On this article, we are going to focus on the 3DES authentication technique used within the Mifare Ultralight C know-how.

What’s Mifare Ultralight C?

Mifare Ultralight C is a kind of contactless sensible card know-how developed by NXP Semiconductors. It’s a part of the bigger Mifare household of sensible playing cards, which incorporates Mifare Traditional, Mifare Plus, and Mifare DESFire.

The Mifare Ultralight C is designed to be used in purposes the place a low-cost, limited-use sensible card is required. The cardboard has a small reminiscence capability and is right for purposes the place solely a small quantity of knowledge must be saved on the cardboard.

One of many key options of the Mifare Ultralight C is its capability to function with no battery. The cardboard will get its energy from the reader system via electromagnetic induction. When the cardboard is introduced into the proximity of the reader system, the reader emits a radio frequency (RF) subject, which gives the power required for the cardboard to function.

What’s 3DES Authentication?

In an effort to make sure the safety of communication between the Mifare Ultralight C card and the reader system, an authentication course of is used. The authentication course of is designed to forestall unauthorized entry to the info saved on the cardboard.

The Mifare Ultralight C makes use of the Triple Information Encryption Normal (3DES) authentication technique to safe communication between the cardboard and the reader. 3DES is a symmetric-key encryption algorithm that makes use of a 56-bit key to encrypt and decrypt information.

The 3DES authentication course of includes three steps:

Step 1: The reader system sends a random quantity to the cardboard.

Step 2: The cardboard encrypts the random quantity utilizing the 3DES algorithm and sends the encrypted information again to the reader system.

Step 3: The reader system decrypts the info utilizing the identical 3DES key and checks the decrypted information in opposition to the unique random quantity. If the info matches, the authentication course of is full and communication between the cardboard and the reader system can proceed.

Why is Authentication Essential?

Authentication is essential as a result of it ensures the safety of communication between the cardboard and the reader system. With out authentication, anybody might entry the info saved on the cardboard, which might result in information theft or different malicious actions.

The usage of the 3DES authentication technique within the Mifare Ultralight C know-how gives a excessive stage of safety and helps to forestall unauthorized entry to the info saved on the cardboard.

Conclusion

Mifare Ultralight C is a contactless sensible card know-how that gives a low-cost, limited-use answer for a spread of purposes. The 3DES authentication technique used within the Mifare Ultralight C know-how helps to make sure the safety of communication between the cardboard and the reader system, stopping unauthorized entry to the info saved on the cardboard.

As know-how continues to evolve, it is very important keep up-to-date with the most recent developments in sensible card know-how and authentication strategies to make sure the safety of our information and private data.

RFID Card NXP MIFARE Ultralight®C ISO14443-A CR80

The NXP Mifare® Ultralight C clean RFID playing cards totally adjust to ISO14443-A. The RFID playing cards are made with photo-quality customary PVC/PET within the measurement of CR80, that are appropriate to be used with most direct thermal or thermal switch card printers.