STSAFE-A110 OpenSSL® Engine Software Package

Document Number: DB4376

Document Type: Data Brief

Overview

This document provides information on the STSAFE-A110 OpenSSL® engine software package, which offers an OpenSSL® engine for Linux® applications utilizing the STSAFE-A110 hardware.

Features

Integrates STSAFE-A110 authentication service within the OpenSSL® library.
Extends the OpenSSL® cryptographic toolkit features through the use of the STSAFE-A110 solution.
Relies on the STSAFE-A110 middleware.
Includes a test suite and various examples.

Description

This package provides an OpenSSL® engine for any Linux® application using the STSAFE-A110 hardware. The STSAFE-A110 is a secure element providing authentication and secure data management services to a local or remote host. It is a full turnkey solution with a secure operating system running on the latest generation of secure microcontrollers.

Product Status Link: STSW-STSA110-SSL

Setting Up the Hardware Environment

This section describes the hardware components needed for developing a secure application.

1.1 STSAFE-A1xx Expansion Board

The hardware environment includes the STSAFE-A1xx expansion board (X-NUCLEO-SAFEA1).

Figure 1. STSAFE-A1xx expansion board: A blue printed circuit board, identified as X-NUCLEO-SAFEA1, featuring various electronic components, connectors, and silkscreen labels. It is designed for evaluation and is not FCC approved for resale.

1.2 Raspberry Pi® Model Board

A Raspberry Pi® model board is also required as part of the hardware environment.

Information about Raspberry Pi (RPi) boards is available at: https://www.raspberrypi.org/.

Figure 2. Raspberry Pi board: A compact single-board computer, commonly known as a Raspberry Pi, with a green printed circuit board. It includes multiple USB ports, an Ethernet port, an HDMI port, and other standard connectors.

License

STSW-STSA110-SSL is delivered under STMicroelectronics' Software package license agreement (SLA0087). The table below shows the different license schemes delivered with the software components provided in this package.

Table 1. License Schemes

Software Components	Owner	License
X-CUBE-SAFEA1 application programming interface (API)	STMicroelectronics	SLA0088
Demonstration codes	STMicroelectronics	SLA0088
OpenSSL® API interface⁽¹⁾⁽²⁾	The OpenSSL® Project	OpenSSL® License
API interface⁽¹⁾	Eric Young (eay@cryptsoft.com)	Original SSLeay License

⁽¹⁾ This product includes software developed by the OpenSSL® Project for use in the OpenSSL® Toolkit (https://www.openssl.org/).

⁽²⁾ OpenSSL is a registered trademark owned by the OpenSSL Software Foundation.

Revision History

Table 2. Document Revision History

Date	Version	Changes
10-Dec-2020	1	Initial release. Changed location of STSECURE logo.
25-Apr-2023	2	Updated: Features, Cover image, Section 2 License.

Important Notice

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Information in this document supersedes and replaces information previously supplied in any prior versions of this document.

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