Category: wolfSSL/ wolfCrypt

wolfSSL now has support for Renesas RX TSIP with ECDSA and crypto callbacks. This update provides broader flexibility and security for embedded systems with Renesas RX TSIP. Below is a summary of the key changes and updates that were added in PR# 7685: Key Changes and Features Renesas RX TSIP with ECDSA SupportWolfSSL now fully […]

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At wolfSSL, we are committed to supporting a wide range of platforms and architectures, ensuring that our SSL/TLS library can be used across various environments. One of the platforms we continue to support is PowerPC, both in 32-bit and 64-bit configurations. The latest updates to our PowerPC support primarily focus on resolving compatibility issues with […]

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The Extended Key Update extension for (D)TLS 1.3 is a draft proposal for a new key update mechanism. (D)TLS 1.3 lacks perfect forward secrecy (PFS) for long-lived sessions, leaving them vulnerable to key exfiltration attacks. The proposed Extended Key Update mechanism addresses this by incorporating minimal key exchanges during key updates. This safeguards connections by […]

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wolfSSL release 5.7.4 includes an exciting new feature. We have implemented Connection ID (CID) support for DTLS 1.2 (RFC 9146). CID is a new feature in DTLS 1.2 that allows for better handling of connection migration. Without it, DTLS connections are tied to the IP 5-tuple making it unable to recover the connection if one […]

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wolfSSL has added support for libspdm 3.3.0. libspdm is the reference implementation of the DMTF’s Security Protocols and Data Models (SPDM specifications). The goal of the SPDM specifications is to provide device attestation and authentication as well as secure communication over any transport. Both wolfSSL and SPDM are designed to operate on any transport. Our […]

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Code Intelligence is happy to announce the discovery of a heap-based use-after-free vulnerability in wolfSSL, identified through a fuzz test automatically generated by an AI Test Agent. This marks another milestone in advancing automated security testing and demonstrates the power of AI-driven tools to improve software reliability and safety. Discovery and Resolution The vulnerability was […]

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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 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 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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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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