RECENT BLOG NEWS

So, what’s new at wolfSSL? Take a look below to check out the most recent news, or sign up to receive weekly email notifications containing the latest news from wolfSSL. wolfSSL also has a support-specific blog page dedicated to answering some of the more commonly received support questions.

wolfSSL SSSD Support

We have ported the System Security Services Daemon (SSSD) to use wolfSSL for its SSL/TLS support. SSSD provides a set of daemons that allow access to identity and authentication providers. SSSD is used to connect to remote directories and authentication mechanisms such as LDAP, Kerberos, or FreeIPA. The wolfSSL SSSD port allows organizations to leverage […]

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wolfSSL Support for STM32G4

wolfSSL now has support for STM32G4 microcontrollers. With new features that enable better performance and flexibility for cryptographic operations on STM32G4 hardware. Below is a summary of the key changes and updates that were made in PR #7997: Key Changes and Features User Settings Synchronization: The `user_settings_stm32.h` configuration file has been synchronized with the STM32Cube […]

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wolfSSL Supports TSIP v1.21

wolfSSL 5.7.4 adds support for Renesas TSIP v1.21 on RX72N and RX65N platform. The RX72N and RX65N are the flagship models of RX series, using a 32-bit, 240 MHz on RX72N, and 120 MHz on RX65N. Using the TSIP driver, wolfSSL can offload supported cryptographic and TLS operations on the underlying Renesas hardware for increased […]

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New Year New Release: Introducing wolfSSL 5.7.6

Welcome 2025 with boundless possibilities and stronger security! We are excited to introduce wolfSSL 5.7.6, the latest update in open-source cybersecurity! Designed with the cleanest code, this release is packed with exciting enhancements: Expanded Hardware Support: wolfSSL hardware support now includes RP2350 and STM32MP135F, with enhanced capabilities for RP2040 and Renesas TSIP. Enhanced APIs: APIs […]

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Rust vs C: Navigating Language Choices in Embedded Systems and Cryptography

Introduction In the world of low-level programming, particularly in embedded systems and cryptography, the choice between Rust and C remains a critical decision for development teams. This blog post explores the key differences, strengths, and trade-offs between these two powerful languages. Our Rust Journey As a company rooted in C and cryptographic solutions, we are […]

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Special Rules for LMS and XMSS

A while back, NIST (National Institute for Standards and Technology) came out with Special Publication 800-208 titled “Recommendation for Stateful Hash-Based Signature Schemes”. The full document can be found here. It was very specific and strongly stated that you need to be very careful about how you do key generation and signing using these algorithms. […]

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Post-Quantum CAVP Validations

Here at wolfSSL we love it when our partners achieve great things. We’d like to give a big shout out to our friends at Crypto4A for achieving a huge milestone by getting their CAVP (Cryptographic Algorithm Validation Program) validation. The details can be found here. In summary, they got a Hardware validation for the QASM […]

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