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Renesas Electronics and Wolfssl teamed up to build an embedded TLS protocol stack

  • Author:ROGER
  • Release on:2021-10-27

BeRisa32-bit RA, RX product family and SYNERGY platformMCUCustomers can getfreeWolfssl standard commercial licenses for use in the TLS protocol stack of Wolfcrypt encryption libraries.

On October 27, 2021, Japan Tokyo and the United States Washington Edmunds, Japan - Global Semiconductor Solutions Suppliers Ruisa Electronics Group (TSE: 6723) and Embedded Safety Solutions Supplier Wolfssl today announced that a long-term license is launched Agreement - customers who use Rissa 32-bit MCU products can get the free commercial license for Wolfssl TLS (Transport Layer Security) protocol. Rissa RA product family, RX product family and Synergy platform MCU customers are eligible for this commercial license, and the license also includes Wolfssl technical support.


TLS is a worldwide standard for protecting Internet communication security. TLS solution built by Renesa TSIP (Trusted Security IP) and SCE (Safety Encryption Engine) and other TLS solutionsInternet of ThingsProducts provide excellent solutions. WolfsSl embedded TLS protocol stack written in ANSI C is a lightweight TLS solution with small code size, high run speed and multi-function, mainly for embedded systems.RTOSAnd resource-limited environments. Wolfssl supports current TLS 1.3 and DTLS 1.2 level industry standards, and the amount of code is less than 1/20 of OpenSSL. In addition to complete integration with the Rissa MCU hardware security engine, Wolfssl also provides a Wolfcrypt lightweight cryptotic library that has been certified by FIPS 140-2. In addition, Wolfcrypt also supports currently most popular algorithms, passwords, and frontier technologies in the evolution, such as the anti-quantum subkey exchange of Open QUANTUM SAFE project libraries.

Confidentiality is a key factor in MCU customers concerned, especially in the fast-growing Internet of Things market. Renesa establishes an important role in security encryption with a wide range of solutions and certification. Earlier this year, Renesa announced that RX65N got FIPS 140-2 three-level certification, which also became one of the first universal MCUs through such certification. based onARM® Cortex®-M core RA product family MCU has been certified by PSA Secondary Certification and Internet of Things platform, and is preparing NIST certification. Renesas MCU products provide protection for encryption operations, with resistanceTimingThe ability to attack SPA / DPA channel attack; all of its product families support unlimited security key storage features, where the RA product family provides a simplified security key installation.

Roger Wendelken, Senior Vice President, Rissa Electronic Internet and Infrastructure Care, said: "As an advanced MCU supplier, it can create additional value for customers to make us proud. In addition to many safe encryption functions built into Renesa products, Free high quality Wolfssl TLS and encryption software is also an example of this concept. "

Wolfssl CEO LARRY Stefonic said: "Rissa is full of enthusiasm for security encryption technology like us. We are very happy to see that the huge MCU customer base in Risa can now easily use our advanced encryption software to achieve optimization. New security features. Reisa let customers get more benefits in less payment; this is undoubtedly a mission of excellent MCU suppliers. "