MIFARE Plus S Datasheet

Classic 4K (MF1ICS70) which offers an upgrade path for existing infrastructures and services. After the security upgrade, MF Plus uses AES-128 (Advanced Encryption Standard) for authentication, data integrity and encryption. MIFARE Plus is based on open global standards for both air interface and cryptographic methods at the highest security level. MF Plus is available in two versions: MFPlus S and MF Plus X.
The MF Plus S (MF1SPLUSx0y1, described in this data sheet) is the standard version for straight forward migration of MIFARE Classic systems. It is configured to offer high data integrity.
The MF Plus X (MF1PLUSx0y1) offers more flexibility to optimize the command flow for speed and confidentiality. It offers a rich feature set including proximity checks against relay attacks.