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Protection dongle for serial port


  • 9 pin RS232 serial interface for usage in industrial environment, or customized serial port projects.

  • Any platform with serial interface (PCs, Workstations, Set Top Boxes, controlling units, etc.)

  • For Windows XP/2000/NT4/Me/9x, Linux and Solaris/Unix, or support for other environments on request.

  • Supports a subset of the Smarx (CBIOS) API and the MARX Programming Interface (MPI).

  • AES/Rijndael implemented in hardware - the encryption key never leaves the hardware!

  • Unique Serial number for every CRYPTO-BOX unit, 4 kBytes of secure memory.

  • No device drivers required.

  • CBS3 Protection Kit includes libraries and sample code.

Related Documents:

MPI Compendium MPI Compendium

Manual for the MPI system (discontinued)

Smarx OS Compendium 2019 Smarx OS Compendium 2019

Manual for the CRYPTO-BOX System

MPI to Smarx OS Conversion Kit MPI to Smarx OS Conversion Kit

Converting the CRYPTO-BOX from MPI to Smarx OS

All Documents

This might also interest you:

CRYPTO-BOX® Parallel CRYPTO-BOX® Parallel

Dongle for the parallel port

MPI to Smarx Conversion Kit MPI to Smarx Conversion Kit

Converts MPI formated CRYPTO-BOX units to Smarx OS


Software security with smartcard technology

MPI - MARX Programming Interface MPI - MARX Programming Interface

Predecessor of Smarx OS

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Copyright © 2002, 2019 MARX® CryptoTech LP - Last Update 12 September 2019