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 5.8.4 Now Available

wolfSSL 5.8.4 introduces several updates, including the addition of a GPLv3 exceptions list. This allows specific GPLv3-licensed codebases linking against wolfSSL to continue using wolfSSL under GPLv2. Current GPLv3 Exceptions: MariaDB Server MariaDB Client Libraries OpenVPN-NL Fetchmail OpenVPN Security Fixes This release includes multiple fixes across TLS 1.2, TLS 1.3, X25519, XChaCha20-Poly1305, and PSK processing. […]

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Enhancing wolfSSL’s Security with Fil-C: Finding Buffer Bugs Before They Bite

At wolfSSL, we’re constantly looking for ways to improve the security and reliability of our cryptographic library. Recently, we integrated the Fil-C compiler into our continuous integration (CI) pipeline, and it’s already paying dividends. Within the first runs, Fil-C caught a subtle but important buffer size validation bug that could have led to buffer overflows […]

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wolfBoot v2.7.0: Unified TrustZone-M support, New Hardware Platforms, easier integration with CMake

The wolfSSL team is pleased to announce the release of wolfBoot 2.7.0, the latest version of our portable secure bootloader for embedded systems. This release focuses on three main areas: Expanding hardware coverage to radiation-hardened platforms Unifying and hardening TrustZone-M and dual-bank update flows Making update state tracking and integration easier with filesystem and MTD-backed […]

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wolfHSM Image Manager

wolfSSL is pleased to introduce the wolfHSM Image Manager, a new module for authenticated firmware verification in automotive and industrial systems. It provides a flexible, callback-based architecture for cryptographically verifying firmware before execution, complementing wolfBoot to form a secure chain of trust anchored in HSM hardware. Features Hardware-backed verification: All cryptographic operations use HSM-protected keys […]

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wolfHSM-infineon-tc3xx-v2.0.0

wolfSSL is proud to announce a major milestone: wolfHSM v2.0.0 for the Infineon AURIX TC3xx platform now features full integration with the wolfBoot secure bootloader, delivering a comprehensive hardware-backed security solution for automotive and industrial applications. Complete Root of Trust for AURIX This release represents the first complete integration of wolfSSL’s security ecosystem on Infineon’s […]

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wolfHSM Adds Support for TI TDA4VH Platform

We heard you, everybody! After immense customer demand, we’re excited to announce that wolfHSM now supports the Texas Instruments TDA4VH platform — bringing our lightweight, embedded Hardware Security Module (HSM) framework to one of the most in-demand automotive SoCs on the market. The TDA4VH integrates advanced security and real-time processing capabilities, making it an ideal […]

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How to Use wolfBoot with the Vorago VA41630 and VA41620

Secure your aerospace and commercial satellite systems with Vorago VA4 rad-tolerant MCUs and wolfBoot secure boot. Together, we provide high-assurance security, including FIPS-validated cryptography, secure boot, and quantum readiness, ensuring reliable defenses for constrained environments. Step-by-Step Guide The following provides comprehensive technical details for using wolfBoot with Vorago VA416x0 microcontrollers, assuming the pull request has […]

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wolfTPM 3.10.0 Release: Security Fix, ESP32 Support & Improved Resource Management

wolfTPM 3.10.0 delivers a critical security fix, expanded embedded platform support, and enterprise-grade TPM resource management—empowering developers to build secure, scalable IoT and edge computing solutions with hardware-backed cryptography. Password Handling Fix A bug in the wolfTPM2_SetKeyAuthPassword() function introduced in v3.9.2 has been resolved. This API, primarily used by the C# wrapper, was incorrectly truncating […]

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wolfBoot Support for VORAGO Radiation-Hardened VA4 Microcontrollers

wolfBoot Support for VA41630/VA41620 We are excited to announce that wolfBoot now supports the radiation-hardened MCUs in Vorago’s VA4 family built on Arm® Cortex® M4 cores, bringing enterprise-grade secure boot and firmware update capabilities to radiation-hardened embedded systems. This integration enables developers to implement robust security measures in mission-critical applications operating in harsh radiation environments, […]

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Cybersecurity Solutions for Satellite Missions: FIPS 140-3, Post-Quantum, and Embedded Protection

Satellites, rockets, and ground stations face unique cybersecurity challenges—from communication interception to firmware tampering. Protecting these systems requires lightweight, space-grade cryptography built for embedded aerospace environments. Join us on December 10 at 9 AM PT for the webinar, “Cybersecurity Solutions for the Satellite Industry,” and discover how wolfSSL protects satellite missions with FIPS 140-3 validated, […]

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